diff --git a/DEPS b/DEPS
index d17f7e0..a76674f 100644
--- a/DEPS
+++ b/DEPS
@@ -15,7 +15,7 @@
   'gtest_revision': '8245545b6dc9c4703e6496d1efd19e975ad2b038',
   'icu_revision': '2341038bf72869a5683a893a2b319a48ffec7f62',
   'pdfium_tests_revision': 'a7f9103f929c6ab5e2188c629d61797548e9c200',
-  'skia_revision': '3ee255f259541eff1251c8007f9135e8d664346a',
+  'skia_revision': '39f7a10a04a914384944d8bf62621144ac4eeaa3',
   'tools_memory_revision': '427f10475e1a8d72424c29d00bf689122b738e5d',
   'trace_event_revision': '54b8455be9505c2cb0cf5c26bb86739c236471aa',
   'v8_revision': '3d96d7eecdef82d092889703f56e81d897dcf390',
diff --git a/skia/BUILD.gn b/skia/BUILD.gn
index 533fc60..61790eb 100644
--- a/skia/BUILD.gn
+++ b/skia/BUILD.gn
@@ -5,6 +5,7 @@
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
 import("//testing/test.gni")
+import("//third_party/skia/gn/shared_sources.gni")
 
 if (current_cpu == "arm") {
   import("//build/config/arm.gni")
@@ -16,86 +17,6 @@
 skia_support_gpu = !is_ios
 skia_support_pdf = false  #!is_ios && (enable_basic_printing || enable_print_preview)
 
-# The list of Skia core sources that are to be set for chromium.
-gypi_skia_core =
-    exec_script("//build/gypi_to_gn.py",
-                [
-                  rebase_path("//third_party/skia/gyp/core.gypi"),
-                  "--replace=<(skia_include_path)=//third_party/skia/include",
-                  "--replace=<(skia_src_path)=//third_party/skia/src",
-                ],
-                "scope",
-                [ "//third_party/skia/gyp/core.gypi" ])
-
-# The list of Skia gpu sources that are to be set for chromium.
-if (skia_support_gpu) {
-  gypi_skia_gpu =
-      exec_script("//build/gypi_to_gn.py",
-                  [
-                    rebase_path("//third_party/skia/gyp/gpu.gypi"),
-                    "--replace=<(skia_include_path)=//third_party/skia/include",
-                    "--replace=<(skia_src_path)=//third_party/skia/src",
-                  ],
-                  "scope",
-                  [ "//third_party/skia/gyp/gpu.gypi" ])
-}
-
-# The list of Skia pdf sources that are to be set for chromium.
-if (skia_support_pdf) {
-  gypi_skia_pdf =
-      exec_script("//build/gypi_to_gn.py",
-                  [
-                    rebase_path("//third_party/skia/gyp/pdf.gypi"),
-                    "--replace=<(skia_include_path)=//third_party/skia/include",
-                    "--replace=<(skia_src_path)=//third_party/skia/src",
-                  ],
-                  "scope",
-                  [ "//third_party/skia/gyp/pdf.gypi" ])
-}
-
-# The list of Skia effects that are to be set for chromium.
-gypi_skia_effects =
-    exec_script("//build/gypi_to_gn.py",
-                [
-                  rebase_path("//third_party/skia/gyp/effects.gypi"),
-                  "--replace=<(skia_include_path)=//third_party/skia/include",
-                  "--replace=<(skia_src_path)=//third_party/skia/src",
-                ],
-                "scope",
-                [ "//third_party/skia/gyp/effects.gypi" ])
-
-# The list of Skia utils that are to be set for chromium.
-gypi_skia_utils =
-    exec_script("//build/gypi_to_gn.py",
-                [
-                  rebase_path("//third_party/skia/gyp/utils.gypi"),
-                  "--replace=<(skia_include_path)=//third_party/skia/include",
-                  "--replace=<(skia_src_path)=//third_party/skia/src",
-                ],
-                "scope",
-                [ "//third_party/skia/gyp/utils.gypi" ])
-
-gypi_skia_opts =
-    exec_script("//build/gypi_to_gn.py",
-                [
-                  rebase_path("//third_party/skia/gyp/opts.gypi"),
-                  "--replace=<(skia_include_path)=//third_party/skia/include",
-                  "--replace=<(skia_src_path)=//third_party/skia/src",
-                ],
-                "scope",
-                [ "//third_party/skia/gyp/opts.gypi" ])
-
-# The list of Skia files is kept in skia_gn_files.gypi. Read it.
-gypi_values =
-    exec_script("//build/gypi_to_gn.py",
-                [
-                  rebase_path("skia_gn_files.gypi"),
-                  "--replace=<(skia_include_path)=//third_party/skia/include",
-                  "--replace=<(skia_src_path)=//third_party/skia/src",
-                ],
-                "scope",
-                [ "skia_gn_files.gypi" ])
-
 # External-facing config for dependent code.
 config("skia_config") {
   include_dirs = [
@@ -250,10 +171,42 @@
   ]
 
   # The skia gypi values are relative to the skia_dir, so we need to rebase.
-  sources += gypi_skia_core.sources
-  sources += gypi_skia_effects.sources
-  sources += gypi_skia_utils.sources
-  sources += gypi_values.skia_library_sources
+  sources += skia_core_sources
+  sources += skia_effects_sources
+  sources += skia_utils_sources
+  sources += [
+    "//third_party/skia/src/ports/SkImageGenerator_none.cpp",
+
+    "//third_party/skia/src/fonts/SkFontMgr_indirect.cpp",
+    "//third_party/skia/src/fonts/SkRemotableFontMgr.cpp",
+    "//third_party/skia/src/ports/SkFontHost_FreeType_common.cpp",
+    "//third_party/skia/src/ports/SkFontHost_FreeType.cpp",
+    "//third_party/skia/src/ports/SkFontHost_win.cpp",
+    "//third_party/skia/src/ports/SkFontMgr_android.cpp",
+    "//third_party/skia/src/ports/SkFontMgr_android_factory.cpp",
+    "//third_party/skia/src/ports/SkFontMgr_android_parser.cpp",
+    "//third_party/skia/src/ports/SkGlobalInitialization_default.cpp",
+    "//third_party/skia/src/ports/SkImageEncoder_none.cpp",
+    "//third_party/skia/src/ports/SkOSFile_posix.cpp",
+    "//third_party/skia/src/ports/SkOSFile_stdio.cpp",
+    "//third_party/skia/src/ports/SkOSFile_win.cpp",
+    "//third_party/skia/src/ports/SkRemotableFontMgr_win_dw.cpp",
+    "//third_party/skia/src/ports/SkScalerContext_win_dw.cpp",
+    "//third_party/skia/src/ports/SkTLS_pthread.cpp",
+    "//third_party/skia/src/ports/SkTLS_win.cpp",
+    "//third_party/skia/src/ports/SkTypeface_win_dw.cpp",
+    "//third_party/skia/src/sfnt/SkOTTable_name.cpp",
+    "//third_party/skia/src/sfnt/SkOTUtils.cpp",
+
+    #mac
+    "//third_party/skia/src/utils/mac/SkStream_mac.cpp",
+
+    #pdfium
+    "//third_party/skia/src/ports/SkDiscardableMemory_none.cpp",
+    "//third_party/skia/src/ports/SkFontMgr_custom.cpp",
+    "//third_party/skia/src/ports/SkFontMgr_custom_empty_factory.cpp",
+    "//third_party/skia/src/ports/SkMemory_malloc.cpp",
+  ]
 
   # This and skia_opts are really the same conceptual target so share headers.
   allow_circular_includes_from = [ ":skia_opts" ]
@@ -264,8 +217,8 @@
 
   # GPU
   if (skia_support_gpu) {
-    sources += gypi_skia_gpu.skgpu_sources
-    sources += gypi_skia_gpu.skgpu_null_gl_sources
+    sources += skia_gpu_sources
+    sources += skia_null_gpu_sources
   }
 
   # Remove unused util files include in utils.gypi
@@ -278,9 +231,6 @@
     "//third_party/skia/src/utils/SkLayer.cpp",
     "//third_party/skia/src/utils/SkMeshUtils.cpp",
     "//third_party/skia/src/utils/SkParsePath.cpp",
-
-    #testing
-    "//third_party/skia/src/fonts/SkGScalerContext.cpp",
   ]
 
   if (is_win) {
@@ -374,7 +324,7 @@
 
   if (skia_support_pdf) {
     deps += [ "//third_party/sfntly" ]
-    sources += gypi_skia_pdf.sources
+    sources += skia_pdf_sources
   } else {
     sources += [ "//third_party/skia/src/pdf/SkDocument_PDF_None.cpp" ]
   }
@@ -402,7 +352,7 @@
 # Separated out so it can be compiled with different flags for SSE.
 if (current_cpu == "x86" || current_cpu == "x64") {
   source_set("skia_opts_sse3") {
-    sources = gypi_skia_opts.ssse3_sources
+    sources = skia_opts.ssse3_sources
     if (!is_win || is_clang) {
       cflags = [ "-mssse3" ]
     }
@@ -418,7 +368,7 @@
     ]
   }
   source_set("skia_opts_sse41") {
-    sources = gypi_skia_opts.sse41_sources
+    sources = skia_opts.sse41_sources
     if (!is_win || is_clang) {
       cflags = [ "-msse4.1" ]
     }
@@ -434,7 +384,7 @@
     ]
   }
   source_set("skia_opts_sse42") {
-    sources = gypi_skia_opts.sse42_sources
+    sources = skia_opts.sse42_sources
     if (!is_win || is_clang) {
       cflags = [ "-msse4.2" ]
     }
@@ -450,7 +400,7 @@
     ]
   }
   source_set("skia_opts_avx") {
-    sources = gypi_skia_opts.avx_sources
+    sources = skia_opts.avx_sources
     if (!is_win) {
       cflags = [ "-mavx" ]
     }
@@ -466,7 +416,7 @@
     ]
   }
   source_set("skia_opts_avx2") {
-    sources = gypi_skia_opts.avx2_sources
+    sources = skia_opts.avx2_sources
     if (!is_win) {
       cflags = [ "-mavx2" ]
     }
@@ -487,7 +437,7 @@
   defines = []
 
   if (current_cpu == "x86" || current_cpu == "x64") {
-    sources = gypi_skia_opts.sse2_sources
+    sources = skia_opts.sse2_sources
     deps = [
       ":skia_opts_avx",
       ":skia_opts_avx2",
@@ -501,9 +451,9 @@
     cflags += [ "-fomit-frame-pointer" ]
 
     if (arm_version >= 7) {
-      sources = gypi_skia_opts.armv7_sources
+      sources = skia_opts.armv7_sources
       if (arm_use_neon || arm_optionally_use_neon) {
-        sources += gypi_skia_opts.neon_sources
+        sources += skia_opts.neon_sources
 
         # Root build config sets -mfpu=$arm_fpu, which we expect to be neon
         # when running this.
@@ -513,21 +463,21 @@
         }
       }
     } else {
-      sources = gypi_skia_opts.none_sources
+      sources = skia_opts.none_sources
     }
   } else if (current_cpu == "arm64") {
-    sources = gypi_skia_opts.arm64_sources
+    sources = skia_opts.arm64_sources
   } else if (current_cpu == "mipsel") {
     cflags += [ "-fomit-frame-pointer" ]
 
     if (mips_dsp_rev >= 1) {
-      sources = gypi_skia_opts.mips_dsp_sources
+      sources = skia_opts.mips_dsp_sources
     } else {
-      sources = gypi_skia_opts.none_sources
+      sources = skia_opts.none_sources
     }
   } else if (current_cpu == "mips64el") {
     cflags += [ "-fomit-frame-pointer" ]
-    sources = gypi_skia_opts.none_sources
+    sources = skia_opts.none_sources
   } else {
     assert(false, "Need to port cpu specific stuff from skia_library_opts.gyp")
   }
diff --git a/skia/skia.gyp b/skia/skia.gyp
deleted file mode 100644
index 29f5464..0000000
--- a/skia/skia.gyp
+++ /dev/null
@@ -1,71 +0,0 @@
-# Copyright (c) 2012 The Chromium Authors. All rights reserved.
-# Use of this source code is governed by a BSD-style license that can be
-# found in the LICENSE file.
-
-{
-  'conditions': [
-    # In component mode (shared_lib), we build all of skia as a single DLL.
-    # However, in the static mode, we need to build skia as multiple targets
-    # in order to support the use case where a platform (e.g. Android) may
-    # already have a copy of skia as a system library.
-    ['component=="static_library"', {
-      'targets': [
-        {
-          'target_name': 'skia_library',
-          'type': 'static_library',
-          # The optimize: 'max' scattered throughout are particularly
-          # important when compiled by MSVC 2013, which seems
-          # to mis-link-time-compile code that's built with
-          # different optimization levels. http://crbug.com/543583
-          'variables': {
-            'optimize': 'max',
-          },
-          'includes': [
-            'skia_common.gypi',
-            'skia_library.gypi',
-          ],
-        },
-      ],
-    }],
-    ['component=="static_library"', {
-      'targets': [
-        {
-          'target_name': 'skia',
-          # The optimize: 'max' scattered throughout are particularly
-          # important when compiled by MSVC 2013, which seems
-          # to mis-link-time-compile code that's built with
-          # different optimization levels. http://crbug.com/543583
-          'variables': {
-            'optimize': 'max',
-          },
-          'type': 'none',
-          'dependencies': [
-            'skia_library',
-            'skia_pdfium',
-          ],
-          'export_dependent_settings': [
-            'skia_library',
-            'skia_pdfium',
-          ],
-          'direct_dependent_settings': {
-            'conditions': [
-              [ 'OS == "win"', {
-                'defines': [
-                  'GR_GL_FUNCTION_TYPE=__stdcall',
-                ],
-              }],
-            ],
-          },
-        },
-        {
-          'target_name': 'skia_pdfium',
-          'type': 'static_library',
-          'includes': [
-            'skia_pdfium.gypi',
-            'skia_common.gypi',
-          ],
-        },
-      ],
-    }],
-  ],
-}
diff --git a/skia/skia_common.gypi b/skia/skia_common.gypi
deleted file mode 100644
index 0a8e019..0000000
--- a/skia/skia_common.gypi
+++ /dev/null
@@ -1,162 +0,0 @@
-# Copyright 2013 The Chromium Authors. All rights reserved.
-# Use of this source code is governed by a BSD-style license that can be
-# found in the LICENSE file.
-
-# This gypi file handles the removal of platform-specific files from the
-# Skia build.
-{
-  'include_dirs': [
-    '..',
-    'config',
-  ],
-
-  'conditions': [
-    [ 'OS != "android"', {
-      'sources/': [
-         ['exclude', '_android\\.(cc|cpp)$'],
-      ],
-    }],
-    [ 'OS != "ios"', {
-      'sources/': [
-         ['exclude', '_ios\\.(cc|cpp|mm?)$'],
-      ],
-    }],
-    [ 'OS == "ios"', {
-      'defines': [
-        'SK_BUILD_FOR_IOS',
-      ],
-    }],
-    [ 'OS == "win"', {
-      'defines': [
-        'SK_BUILD_FOR_WIN32',
-      ],
-    }],
-    [ 'OS != "mac"', {
-      'sources/': [
-        ['exclude', '_mac\\.(cc|cpp|mm?)$'],
-      ],
-    }],
-    [ 'OS == "mac"', {
-      'defines': [
-        'SK_BUILD_FOR_MAC',
-      ],
-    }],
-    [ 'OS != "win"', {
-      'sources/': [ ['exclude', '_win\\.(cc|cpp)$'] ],
-    }],
-    [ 'OS == "win"', {
-      'defines': [
-        # On windows, GDI handles are a scarse system-wide resource so we have to keep
-        # the glyph cache, which holds up to 4 GDI handles per entry, to a fairly small
-        # size.
-        # http://crbug.com/314387
-        'SK_DEFAULT_FONT_CACHE_COUNT_LIMIT=256',
-        'GR_GL_FUNCTION_TYPE=__stdcall',
-      ],
-    }],
-    [ 'OS!="linux"', {
-      'sources/': [ ['exclude', '_linux\\.(cc|cpp)$'] ],
-    }],
-
-    #Settings for text blitting, chosen to approximate the system browser.
-    [ 'OS == "linux"', {
-      'defines': [
-        'SK_GAMMA_EXPONENT=1.2',
-        'SK_GAMMA_CONTRAST=0.2',
-      ],
-    }],
-    ['OS == "android"', {
-      'defines': [
-        'SK_GAMMA_APPLY_TO_A8',
-        'SK_GAMMA_EXPONENT=1.4',
-        'SK_GAMMA_CONTRAST=0.0',
-      ],
-    }],
-    ['OS == "win"', {
-      'defines': [
-        'SK_GAMMA_SRGB',
-        'SK_GAMMA_CONTRAST=0.5',
-      ],
-    }],
-    ['OS == "mac"', {
-      'defines': [
-        'SK_GAMMA_SRGB',
-        'SK_GAMMA_CONTRAST=0.0',
-      ],
-    }],
-
-    # Neon support.
-    [ 'target_arch == "arm" and arm_version >= 7 and arm_neon == 1', {
-      'defines': [
-        'SK_ARM_HAS_NEON',
-      ],
-    }],
-    [ 'target_arch == "arm" and arm_version >= 7 and arm_neon == 0 and arm_neon_optional == 1', {
-      'defines': [
-        'SK_ARM_HAS_OPTIONAL_NEON',
-      ],
-    }],
-  ],
-
-  'variables': {
-    'variables': {
-      'conditions': [
-        ['OS== "ios"', {
-          'skia_support_gpu': 0,
-        }, {
-          'skia_support_gpu': 1,
-        }],
-      ],
-    },
-    'skia_support_gpu': '<(skia_support_gpu)',
-    'skia_support_pdf': '<(skia_support_pdf)',
-
-    # These two set the paths so we can include skia/gyp/core.gypi
-    'skia_src_path': '../third_party/skia/src',
-    'skia_include_path': '../third_party/skia/include',
-
-    # This list will contain all defines that also need to be exported to
-    # dependent components.
-    'skia_export_defines': [
-      'SK_SUPPORT_GPU=<(skia_support_gpu)',
-    ],
-
-    'default_font_cache_limit%': '(20*1024*1024)',
-
-    'conditions': [
-      ['OS== "android"', {
-        # Android devices are typically more memory constrained, so
-        # default to a smaller glyph cache (it may be overriden at runtime
-        # when the renderer starts up, depending on the actual device memory).
-        'default_font_cache_limit': '(1*1024*1024)',
-        'skia_export_defines': [
-          'SK_BUILD_FOR_ANDROID',
-        ],
-      }],
-    ],
-  },
-
-  'defines': [
-    '<@(skia_export_defines)',
-
-    'SK_DEFAULT_FONT_CACHE_LIMIT=<(default_font_cache_limit)',
-  ],
-
-  'direct_dependent_settings': {
-    'defines': [
-      '<@(skia_export_defines)',
-    ],
-  },
-
-  # We would prefer this to be direct_dependent_settings,
-  # however we currently have no means to enforce that direct dependents
-  # re-export if they include Skia headers in their public headers.
-  'all_dependent_settings': {
-    'include_dirs': [
-      '..',
-      'config',
-    ],
-  },
-
-  'msvs_disabled_warnings': [4244, 4267, 4341, 4345, 4390, 4554, 4748, 4800],
-}
diff --git a/skia/skia_gn_files.gypi b/skia/skia_gn_files.gypi
deleted file mode 100644
index a3aca21..0000000
--- a/skia/skia_gn_files.gypi
+++ /dev/null
@@ -1,43 +0,0 @@
-# This file is read into the GN build.
-
-# Files are relative to third_party/skia.
-{
-  'skia_library_sources': [
-    '<(skia_src_path)/ports/SkImageGenerator_none.cpp',
-
-    '<(skia_src_path)/fonts/SkFontMgr_indirect.cpp',
-    '<(skia_src_path)/fonts/SkRemotableFontMgr.cpp',
-    '<(skia_src_path)/ports/SkFontHost_FreeType_common.cpp',
-    '<(skia_src_path)/ports/SkFontHost_FreeType.cpp',
-    '<(skia_src_path)/ports/SkFontHost_win.cpp',
-    '<(skia_src_path)/ports/SkFontMgr_android.cpp',
-    '<(skia_src_path)/ports/SkFontMgr_android_factory.cpp',
-    '<(skia_src_path)/ports/SkFontMgr_android_parser.cpp',
-    '<(skia_src_path)/ports/SkGlobalInitialization_default.cpp',
-    '<(skia_src_path)/ports/SkImageEncoder_none.cpp',
-    '<(skia_src_path)/ports/SkOSFile_posix.cpp',
-    '<(skia_src_path)/ports/SkOSFile_stdio.cpp',
-    '<(skia_src_path)/ports/SkOSFile_win.cpp',
-    '<(skia_src_path)/ports/SkRemotableFontMgr_win_dw.cpp',
-    '<(skia_src_path)/ports/SkScalerContext_win_dw.cpp',
-    '<(skia_src_path)/ports/SkTLS_pthread.cpp',
-    '<(skia_src_path)/ports/SkTLS_win.cpp',
-    '<(skia_src_path)/ports/SkTypeface_win_dw.cpp',
-    '<(skia_src_path)/sfnt/SkOTTable_name.cpp',
-    '<(skia_src_path)/sfnt/SkOTUtils.cpp',
-
-    #mac
-    '<(skia_src_path)/utils/mac/SkStream_mac.cpp',
-
-    #windows
-
-    #testing
-    '<(skia_src_path)/fonts/SkGScalerContext.cpp',
-
-    #pdfium
-    '<(skia_src_path)/ports/SkDiscardableMemory_none.cpp',
-    '<(skia_src_path)/ports/SkFontMgr_custom.cpp',
-    '<(skia_src_path)/ports/SkFontMgr_custom_empty_factory.cpp',
-    '<(skia_src_path)/ports/SkMemory_malloc.cpp',
-  ],
-}
diff --git a/skia/skia_library.gypi b/skia/skia_library.gypi
deleted file mode 100644
index e933732..0000000
--- a/skia/skia_library.gypi
+++ /dev/null
@@ -1,305 +0,0 @@
-# Copyright 2013 The Chromium Authors. All rights reserved.
-# Use of this source code is governed by a BSD-style license that can be
-# found in the LICENSE file.
-
-
-# This gypi file contains the Skia library.
-# In component mode (shared_lib) it is folded into a single shared library with
-# the PDFium-specific enhancements but in all other cases it is a separate lib.
-
-# !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!WARNING!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
-# variables and defines should go in skia_common.gypi so they can be seen
-# by files listed here and in skia_library_opts.gypi.
-# !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!WARNING!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
-{
-  'dependencies': [
-    'skia_library_opts.gyp:skia_opts',
-    '../third_party/third_party.gyp:fx_zlib',
-  ],
-
-  'includes': [
-    '../third_party/skia/gyp/core.gypi',
-    '../third_party/skia/gyp/effects.gypi',
-    '../third_party/skia/gyp/pdf.gypi',
-    '../third_party/skia/gyp/utils.gypi',
-  ],
-
-  'sources': [
-    '../third_party/skia/src/lazy/SkDiscardableMemoryPool.cpp',
-
-    '../third_party/skia/src/ports/SkFontConfigInterface_direct.cpp',
-    '../third_party/skia/src/ports/SkFontConfigInterface_direct_factory.cpp',
-
-    '../third_party/skia/src/ports/SkDiscardableMemory_none.cpp',
-
-    '../third_party/skia/src/fonts/SkFontMgr_indirect.cpp',
-    '../third_party/skia/src/fonts/SkRemotableFontMgr.cpp',
-    '../third_party/skia/src/ports/SkRemotableFontMgr_win_dw.cpp',
-
-    '../third_party/skia/src/ports/SkImageEncoder_none.cpp',
-    '../third_party/skia/src/ports/SkImageGenerator_none.cpp',
-
-    '../third_party/skia/src/ports/SkFontHost_FreeType.cpp',
-    '../third_party/skia/src/ports/SkFontHost_FreeType_common.cpp',
-    '../third_party/skia/src/ports/SkFontHost_win.cpp',
-    "../third_party/skia/src/ports/SkFontMgr_android.cpp",
-    "../third_party/skia/src/ports/SkFontMgr_android_factory.cpp",
-    '../third_party/skia/src/ports/SkFontMgr_android_parser.cpp',
-    '../third_party/skia/src/ports/SkFontMgr_custom.cpp',
-    '../third_party/skia/src/ports/SkFontMgr_custom_empty_factory.cpp',
-
-    '../third_party/skia/src/ports/SkGlobalInitialization_default.cpp',
-    '../third_party/skia/src/ports/SkMemory_malloc.cpp',
-    '../third_party/skia/src/ports/SkOSFile_posix.cpp',
-    '../third_party/skia/src/ports/SkOSFile_stdio.cpp',
-    '../third_party/skia/src/ports/SkOSFile_win.cpp',
-    '../third_party/skia/src/ports/SkScalerContext_win_dw.cpp',
-    '../third_party/skia/src/ports/SkTLS_pthread.cpp',
-    '../third_party/skia/src/ports/SkTLS_win.cpp',
-    '../third_party/skia/src/ports/SkTypeface_win_dw.cpp',
-
-    '../third_party/skia/src/sfnt/SkOTTable_name.cpp',
-    '../third_party/skia/src/sfnt/SkOTUtils.cpp',
-  ],
-
-  # Exclude all unused files in skia utils.gypi file
-  'sources!': [
-  '../third_party/skia/src/utils/SkBoundaryPatch.cpp',
-  '../third_party/skia/src/utils/SkFrontBufferedStream.cpp',
-  '../third_party/skia/src/utils/SkCamera.cpp',
-  '../third_party/skia/src/utils/SkDumpCanvas.cpp',
-  '../third_party/skia/src/utils/SkInterpolator.cpp',
-  '../third_party/skia/src/utils/SkLayer.cpp',
-  '../third_party/skia/src/utils/SkMD5.cpp',
-  '../third_party/skia/src/utils/SkMeshUtils.cpp',
-  '../third_party/skia/src/utils/SkNinePatch.cpp',
-  '../third_party/skia/src/utils/SkParsePath.cpp',
-
-#windows
-  '../third_party/skia/src/utils/win/SkAutoCoInitialize.cpp',
-  '../third_party/skia/src/utils/win/SkIStream.cpp',
-  '../third_party/skia/src/utils/win/SkWGL_win.cpp',
-
-#testing
-  '../third_party/skia/src/fonts/SkGScalerContext.cpp',
-  ],
-
-  'include_dirs': [
-    '../third_party/skia/include/c',
-    '../third_party/skia/include/core',
-    '../third_party/skia/include/client/android',
-    '../third_party/skia/include/effects',
-    '../third_party/skia/include/images',
-    '../third_party/skia/include/lazy',
-    '../third_party/skia/include/pathops',
-    '../third_party/skia/include/pdf',
-    '../third_party/skia/include/pipe',
-    '../third_party/skia/include/ports',
-    '../third_party/skia/include/private',
-    '../third_party/skia/include/utils',
-    '../third_party/skia/src/core',
-    '../third_party/skia/src/opts',
-    '../third_party/skia/src/image',
-    '../third_party/skia/src/pdf',
-    '../third_party/skia/src/ports',
-    '../third_party/skia/src/sfnt',
-    '../third_party/skia/src/utils',
-    '../third_party/skia/src/lazy',
-    # TODO(dsinclair): Right way to use third_party.gyp:fx_freetype?
-    '../third_party/freetype/include',
-  ],
-  'conditions': [
-    ['skia_support_gpu != 0', {
-      'includes': [
-        '../third_party/skia/gyp/gpu.gypi',
-      ],
-      'sources': [
-        '<@(skgpu_null_gl_sources)',
-        '<@(skgpu_sources)',
-      ],
-      'include_dirs': [
-        '../third_party/skia/include/gpu',
-        '../third_party/skia/src/gpu',
-      ],
-    }],
-    ['skia_support_pdf == 0', {
-      'sources/': [
-        ['exclude', '../third_party/skia/src/doc/SkDocument_PDF.cpp'],
-        ['exclude', '../third_party/skia/src/pdf/'],
-      ],
-    }],
-    ['skia_support_pdf == 1', {
-      'dependencies': [
-        '../third_party/sfntly/sfntly.gyp:sfntly',
-      ],
-    }],
-
-    [ 'OS == "win"', {
-      'sources!': [
-        # Keeping _win.cpp
-        "../third_party/skia/src/utils/SkThreadUtils_pthread.cpp",
-      ],
-       'dependencies': [
-        '../third_party/third_party.gyp:fx_freetype'
-      ],
-    },{
-      'sources!': [
-        # Keeping _pthread.cpp
-        "../third_party/skia/src/utils/SkThreadUtils_win.cpp",
-      ],
-    }],
-
-    [ 'OS != "mac"', {
-      'sources/': [
-        ['exclude', '/mac/']
-      ],
-    }],
-    [ 'OS == "android" and target_arch == "arm"', {
-      'sources': [
-        '../third_party/skia/src/core/SkUtilsArm.cpp',
-      ],
-    }],
-    [ 'OS=="linux"', {
-      'dependencies': [
-        '../third_party/third_party.gyp:fx_freetype'
-      ],
-      'cflags': [
-        '-Wno-unused',
-        '-Wno-unused-function',
-      ],
-    }],
-    [ 'OS=="win" or OS=="mac" or OS=="ios" or OS=="android"', {
-      'sources!': [
-        '../third_party/skia/src/ports/SkFontConfigInterface_direct.cpp',
-        '../third_party/skia/src/ports/SkFontConfigInterface_direct_factory.cpp',
-        '../third_party/skia/src/ports/SkFontHost_fontconfig.cpp',
-        '../third_party/skia/src/fonts/SkFontMgr_fontconfig.cpp',
-      ],
-    }],
-    [ 'OS=="mac" or OS=="ios"', {
-      'sources!': [
-        '../third_party/skia/src/ports/SkFontHost_FreeType.cpp',
-        '../third_party/skia/src/ports/SkFontHost_FreeType_common.cpp',
-
-      ],
-    }],
-    [ 'OS == "android"', {
-      'dependencies': [
-        '../third_party/expat/expat.gyp:expat',
-        '../third_party/freetype-android/freetype.gyp:ft2',
-      ],
-      # This exports a hard dependency because it needs to run its
-      # symlink action in order to expose the skia header files.
-      'hard_dependency': 1,
-      'include_dirs': [
-        '../third_party/expat/files/lib',
-      ],
-    },{ # not 'OS == "android"'
-      'sources!': [
-        "../third_party/skia/src/ports/SkFontMgr_android_factory.cpp",
-        '../third_party/skia/src/ports/SkFontMgr_android_parser.cpp',
-      ],
-    }],
-    [ 'OS == "ios"', {
-      'include_dirs': [
-        '../third_party/skia/include/utils/ios',
-        '../third_party/skia/include/utils/mac',
-      ],
-      'link_settings': {
-        'libraries': [
-          '$(SDKROOT)/System/Library/Frameworks/ImageIO.framework',
-        ],
-      },
-      'sources': [
-        # This file is used on both iOS and Mac, so it should be removed
-        #  from the ios and mac conditions and moved into the main sources
-        #  list.
-        '../third_party/skia/src/utils/mac/SkStream_mac.cpp',
-      ],
-
-      # The main skia_opts target does not currently work on iOS because the
-      # target architecture on iOS is determined at compile time rather than
-      # gyp time (simulator builds are x86, device builds are arm).  As a
-      # temporary measure, this is a separate opts target for iOS-only, using
-      # the _none.cpp files to avoid architecture-dependent implementations.
-      'dependencies': [
-        'skia_library_opts.gyp:skia_opts_none',
-      ],
-      'dependencies!': [
-        'skia_library_opts.gyp:skia_opts',
-      ],
-    }],
-    [ 'OS == "mac"', {
-      'direct_dependent_settings': {
-        'include_dirs': [
-          '../third_party/skia/include/utils/mac',
-        ],
-      },
-      'include_dirs': [
-        '../third_party/skia/include/utils/mac',
-      ],
-      'link_settings': {
-        'libraries': [
-          '$(SDKROOT)/System/Library/Frameworks/AppKit.framework',
-        ],
-      },
-      'sources': [
-        '../third_party/skia/src/utils/mac/SkStream_mac.cpp',
-      ],
-    }],
-    [ 'OS == "win"', {
-      'sources!': [
-        '../third_party/skia/src/ports/SkOSFile_posix.cpp',
-        '../third_party/skia/src/ports/SkTime_Unix.cpp',
-        '../third_party/skia/src/ports/SkTLS_pthread.cpp',
-      ],
-      'include_dirs': [
-        '../third_party/skia/include/utils/win',
-        '../third_party/skia/src/utils/win',
-      ],
-    },{ # not 'OS == "win"'
-      'sources!': [
-        '../third_party/skia/src/ports/SkRemotableFontMgr_win_dw.cpp',
-        '../third_party/skia/src/ports/SkScalerContext_win_dw.cpp',
-        '../third_party/skia/src/ports/SkTypeface_win_dw.cpp',
-
-        '../third_party/skia/src/utils/win/SkDWrite.cpp',
-        '../third_party/skia/src/utils/win/SkDWriteFontFileStream.cpp',
-        '../third_party/skia/src/utils/win/SkDWriteGeometrySink.cpp',
-        '../third_party/skia/src/utils/win/SkHRESULT.cpp',
-      ],
-    }],
-  ],
-  'target_conditions': [
-    # Pull in specific Mac files for iOS (which have been filtered out
-    # by file name rules).
-    [ 'OS == "ios"', {
-      'sources/': [
-        ['include', 'SkFontHost_mac\\.cpp$',],
-        ['include', 'SkStream_mac\\.cpp$',],
-        ['include', 'SkCreateCGImageRef\\.cpp$',],
-      ],
-      'xcode_settings' : {
-        'WARNING_CFLAGS': [
-          # SkFontHost_mac.cpp uses API deprecated in iOS 7.
-          # crbug.com/408571
-          '-Wno-deprecated-declarations',
-        ],
-      },
-    }],
-  ],
-
-  'direct_dependent_settings': {
-    'include_dirs': [
-      '../third_party/skia/include/core',
-      '../third_party/skia/include/effects',
-      '../third_party/skia/include/pdf',
-      '../third_party/skia/include/gpu',
-      '../third_party/skia/include/lazy',
-      '../third_party/skia/include/pathops',
-      '../third_party/skia/include/pipe',
-      '../third_party/skia/include/ports',
-      '../third_party/skia/include/utils',
-    ],
-  },
-}
diff --git a/skia/skia_library_opts.gyp b/skia/skia_library_opts.gyp
deleted file mode 100644
index 32b69bb..0000000
--- a/skia/skia_library_opts.gyp
+++ /dev/null
@@ -1,330 +0,0 @@
-# Copyright 2013 The Chromium Authors. All rights reserved.
-# Use of this source code is governed by a BSD-style license that can be
-# found in the LICENSE file.
-
-# This gyp file contains the platform-specific optimizations for Skia
-{
-  'variables': {
-      'skia_src_path': '../third_party/skia/src',
-      'includes': [ '../third_party/skia/gyp/opts.gypi' ],
-      'include_dirs': [
-        '../third_party/skia/include/core',
-        '../third_party/skia/include/effects',
-        '../third_party/skia/include/private',
-        '../third_party/skia/include/utils',
-        '../third_party/skia/src/core',
-        '../third_party/skia/src/opts',
-        '../third_party/skia/src/utils',
-      ],
-   },
-
-  'targets': [
-    # SSE files have to be built in a separate target, because gcc needs
-    # different -msse flags for different SSE levels which enable use of SSE
-    # intrinsics but also allow emission of SSE2 instructions for scalar code.
-    # gyp does not allow per-file compiler flags.
-    # For about the same reason, we need to compile the ARM opts files
-    # separately as well.
-    {
-      'target_name': 'skia_opts',
-      'type': 'static_library',
-      # The optimize: 'max' scattered throughout are particularly
-      # important when compiled by MSVC 2013, which seems
-      # to mis-link-time-compile code that's built with
-      # different optimization levels. http://crbug.com/543583
-      'variables': {
-        'optimize': 'max',
-      },
-      'includes': [
-        'skia_common.gypi',
-      ],
-      'include_dirs': [ '<@(include_dirs)' ],
-      'conditions': [
-        [ 'target_arch != "arm" and target_arch != "mipsel" and \
-           target_arch != "arm64" and target_arch != "mips64el"', {
-          # Chrome builds with -msse2 locally, so sse2_sources could in theory
-          # be in the regular skia target. But we need skia_opts for arm
-          # anyway, so putting sse2_sources here is simpler than making this
-          # conditionally a type none target on x86.
-          'sources': [ '<@(sse2_sources)' ],
-          'dependencies': [
-            'skia_opts_ssse3',
-            'skia_opts_sse41',
-            'skia_opts_sse42',
-            'skia_opts_avx',
-            'skia_opts_avx2',
-          ],
-        }],
-        [ 'target_arch == "arm"', {
-          'conditions': [
-            [ 'arm_version >= 7', {
-              'sources': [ '<@(armv7_sources)' ],
-            }, {  # arm_version < 7
-              'sources': [ '<@(none_sources)' ],
-            }],
-            [ 'arm_version >= 7 and (arm_neon == 1 or arm_neon_optional == 1)', {
-              'dependencies': [
-                'skia_opts_neon',
-              ]
-            }],
-          ],
-          # The assembly uses the frame pointer register (r7 in Thumb/r11 in
-          # ARM), the compiler doesn't like that. Explicitly remove the
-          # -fno-omit-frame-pointer flag for Android, as that gets added to all
-          # targets via common.gypi.
-          'cflags!': [
-            '-fno-omit-frame-pointer',
-            '-marm',
-            '-mapcs-frame',
-          ],
-          'cflags': [
-            '-fomit-frame-pointer',
-          ],
-        }],
-        [ 'target_arch == "mipsel"',{
-          'cflags': [ '-fomit-frame-pointer' ],
-          'conditions': [
-            [ 'mips_dsp_rev >= 1', {
-              'sources': [ '<@(mips_dsp_sources)' ],
-            }, {  # mips_dsp_rev == 0
-              'sources': [ '<@(none_sources)' ],
-            }],
-          ],
-        }],
-        [ 'target_arch == "mips64el"',{
-          'cflags': [ '-fomit-frame-pointer' ],
-          'sources': [ '<@(none_sources)' ],
-        }],
-        [ 'target_arch == "arm64"', {
-          'sources': [ '<@(arm64_sources)' ],
-        }],
-      ],
-    },
-    # For the same lame reasons as what is done for skia_opts, we have to
-    # create another target specifically for SSSE3 code as we would not want
-    # to compile the SSE2 code with -mssse3 which would potentially allow
-    # gcc to generate SSSE3 code.
-    {
-      'target_name': 'skia_opts_ssse3',
-      'type': 'static_library',
-      # The optimize: 'max' scattered throughout are particularly
-      # important when compiled by MSVC 2013, which seems
-      # to mis-link-time-compile code that's built with
-      # different optimization levels. http://crbug.com/543583
-      'variables': {
-        'optimize': 'max',
-      },
-      'includes': [
-        'skia_common.gypi',
-      ],
-      'include_dirs': [ '<@(include_dirs)' ],
-      'conditions': [
-        [ 'OS in ["linux", "freebsd", "openbsd", "solaris", "android"]', {
-          'cflags': [ '-mssse3' ],
-        }],
-        [ 'OS == "mac"', {
-          'xcode_settings': {
-            'GCC_ENABLE_SUPPLEMENTAL_SSE3_INSTRUCTIONS': 'YES',
-          },
-        }],
-        [ 'OS == "win" and clang == 1', {
-          # cl.exe's /arch flag doesn't have a setting for SSSE3, and cl.exe
-          # doesn't need it for intrinsics. clang-cl does need it, though.
-          'msvs_settings': {
-            'VCCLCompilerTool': { 'AdditionalOptions': [ '-mssse3' ] },
-          },
-        }],
-        [ 'OS == "win"', {
-          'defines' : [ 'SK_CPU_SSE_LEVEL=31' ],
-        }],
-        [ 'target_arch != "arm" and target_arch != "arm64" and \
-           target_arch != "mipsel" and target_arch != "mips64el"', {
-          'sources': [ '<@(ssse3_sources)' ],
-        }],
-      ],
-    },
-    # For the same lame reasons as what is done for skia_opts, we also have to
-    # create another target specifically for SSE4.1 code as we would not want
-    # to compile the SSE2 code with -msse4.1 which would potentially allow
-    # gcc to generate SSE4.1 code.
-    {
-      'target_name': 'skia_opts_sse41',
-      'type': 'static_library',
-      # The optimize: 'max' scattered throughout are particularly
-      # important when compiled by MSVC 2013, which seems
-      # to mis-link-time-compile code that's built with
-      # different optimization levels. http://crbug.com/543583
-      'variables': {
-        'optimize': 'max',
-      },
-      'includes': [
-        'skia_common.gypi',
-      ],
-      'include_dirs': [ '<@(include_dirs)' ],
-      'sources': [ '<@(sse41_sources)' ],
-      'conditions': [
-        [ 'OS in ["linux", "freebsd", "openbsd", "solaris", "android"]', {
-          'cflags': [ '-msse4.1' ],
-        }],
-        [ 'OS == "mac"', {
-          'xcode_settings': {
-            'GCC_ENABLE_SSE41_EXTENSIONS': 'YES',
-          },
-        }],
-        [ 'OS == "win" and clang == 1', {
-          # cl.exe's /arch flag doesn't have a setting for SSE4.1, and cl.exe
-          # doesn't need it for intrinsics. clang-cl does need it, though.
-          'msvs_settings': {
-            'VCCLCompilerTool': { 'AdditionalOptions': [ '-msse4.1' ] },
-          },
-        }],
-        [ 'OS == "win"', {
-          'defines' : [ 'SK_CPU_SSE_LEVEL=41' ],
-        }],
-      ],
-    },
-    {
-      'target_name': 'skia_opts_sse42',
-      'type': 'static_library',
-      # The optimize: 'max' scattered throughout are particularly
-      # important when compiled by MSVC 2013, which seems
-      # to mis-link-time-compile code that's built with
-      # different optimization levels. http://crbug.com/543583
-      'variables': {
-        'optimize': 'max',
-      },
-      'includes': [
-        'skia_common.gypi',
-      ],
-      'include_dirs': [ '<@(include_dirs)' ],
-      'sources': [ '<@(sse42_sources)' ],
-      'conditions': [
-        [ 'OS in ["linux", "freebsd", "openbsd", "solaris", "android"]', {
-          'cflags': [ '-msse4.2' ],
-        }],
-        [ 'OS == "mac"', {
-          'xcode_settings': {
-            'GCC_ENABLE_SSE42_EXTENSIONS': 'YES',
-          },
-        }],
-        [ 'OS == "win" and clang == 1', {
-          # cl.exe's /arch flag doesn't have a setting for SSE4.2, and cl.exe
-          # doesn't need it for intrinsics. clang-cl does need it, though.
-          'msvs_settings': {
-            'VCCLCompilerTool': { 'AdditionalOptions': [ '-msse4.2' ] },
-          },
-        }],
-        [ 'OS == "win"', {
-          'defines' : [ 'SK_CPU_SSE_LEVEL=42' ],
-        }],
-      ],
-    },
-    {
-      'target_name': 'skia_opts_avx',
-      'type': 'static_library',
-      # The optimize: 'max' scattered throughout are particularly
-      # important when compiled by MSVC 2013, which seems
-      # to mis-link-time-compile code that's built with
-      # different optimization levels. http://crbug.com/543583
-      'variables': {
-        'optimize': 'max',
-      },
-      'includes': [
-        'skia_common.gypi',
-      ],
-      'include_dirs': [ '<@(include_dirs)' ],
-      'sources': [ '<@(avx_sources)' ],
-      'conditions': [
-        [ 'OS in ["linux", "freebsd", "openbsd", "solaris", "android"]', {
-          'cflags': [ '-mavx' ],
-        }],
-        [ 'OS == "mac"', {
-          'xcode_settings': {
-            'OTHER_CFLAGS': [ '-mavx' ],
-          },
-        }],
-        [ 'OS == "win"', {
-          'msvs_settings': { 'VCCLCompilerTool': { 'EnableEnhancedInstructionSet': '3' } },
-        }],
-      ],
-    },
-    {
-      'target_name': 'skia_opts_avx2',
-      'type': 'static_library',
-      # The optimize: 'max' scattered throughout are particularly
-      # important when compiled by MSVC 2013, which seems
-      # to mis-link-time-compile code that's built with
-      # different optimization levels. http://crbug.com/543583
-      'variables': {
-        'optimize': 'max',
-      },
-      'includes': [
-        'skia_common.gypi',
-      ],
-      'include_dirs': [ '<@(include_dirs)' ],
-      'sources': [ '<@(avx2_sources)' ],
-      'conditions': [
-        [ 'OS in ["linux", "freebsd", "openbsd", "solaris", "android"]', {
-          'cflags': [ '-mavx2' ],
-        }],
-        [ 'OS == "mac"', {
-          'xcode_settings': {
-            'OTHER_CFLAGS': [ '-mavx2' ],
-          },
-        }],
-        [ 'OS == "win"', {
-          'msvs_settings': { 'VCCLCompilerTool': { 'EnableEnhancedInstructionSet': '5' } },
-        }],
-      ],
-    },
-    {
-      'target_name': 'skia_opts_none',
-      'type': 'static_library',
-      # The optimize: 'max' scattered throughout are particularly
-      # important when compiled by MSVC 2013, which seems
-      # to mis-link-time-compile code that's built with
-      # different optimization levels. http://crbug.com/543583
-      'variables': {
-        'optimize': 'max',
-      },
-      'includes': [
-        'skia_common.gypi',
-      ],
-      'include_dirs': [ '<@(include_dirs)' ],
-      'sources': [ '<@(none_sources)' ],
-    },
-  ],
-  'conditions': [
-    # NEON code must be compiled with -mfpu=neon which also affects scalar
-    # code. To support dynamic NEON code paths, we need to build all
-    # NEON-specific sources in a separate static library. The situation
-    # is very similar to the SSSE3 one.
-    ['target_arch == "arm" and (arm_neon == 1 or arm_neon_optional == 1)', {
-      'targets': [
-        {
-          'target_name': 'skia_opts_neon',
-          'type': 'static_library',
-          'includes': [
-            'skia_common.gypi',
-          ],
-          'include_dirs': [ '<@(include_dirs)' ],
-          'cflags!': [
-            '-fno-omit-frame-pointer',
-            '-mfpu=vfp',  # remove them all, just in case.
-            '-mfpu=vfpv3',
-            '-mfpu=vfpv3-d16',
-          ],
-          'cflags': [
-            '-mfpu=neon',
-            '-fomit-frame-pointer',
-          ],
-          'ldflags': [
-            '-march=armv7-a',
-            '-Wl,--fix-cortex-a8',
-          ],
-          'sources': [ '<@(neon_sources)' ],
-        },
-      ],
-    }],
-  ],
-}
diff --git a/skia/skia_pdfium.gypi b/skia/skia_pdfium.gypi
deleted file mode 100644
index 5c80a4b..0000000
--- a/skia/skia_pdfium.gypi
+++ /dev/null
@@ -1,30 +0,0 @@
-# Copyright 2013 The Chromium Authors. All rights reserved.
-# Use of this source code is governed by a BSD-style license that can be
-# found in the LICENSE file.
-
-
-# This gypi file contains all the PDFium-specific enhancements to Skia.
-# In component mode (shared_lib) it is folded into a single shared library with
-# the Skia files but in all other cases it is a separate library.
-{
-  'dependencies': [
-    'skia_library',
-  ],
-
-  'direct_dependent_settings': {
-    'include_dirs': [
-      'ext',
-    ],
-  },
-  'variables': {
-    # TODO(scottmg): http://crbug.com/177306
-    'clang_warning_flags_unset': [
-      # Don't warn about string->bool used in asserts.
-      '-Wstring-conversion',
-    ],
-  },
-  'sources': [
-    'config/SkUserConfig.h',
-    'ext/google_logging.cc',
-  ],
-}