Roll third_party/freetype/src/ 6d65c60fc..31757f969 (2 commits)

https://chromium.googlesource.com/chromium/src/third_party/freetype2.git/+log/6d65c60fca0e..31757f969fba

$ git log 6d65c60fc..31757f969 --date=short --no-merges --format='%ad %ae %s'
2019-03-05 wl [base] Handle numeric overflow (#55827).
2019-03-05 sebras Fix use of uninitialized memory.

Created with:
  roll-dep third_party/freetype/src
R=dsinclair@chromium.org,npm@chromium.org,thestig@chromium.org

Bug: chromium:937572
Chromium-Change: https://chromium-review.googlesource.com/c/chromium/src/+/1504002
Change-Id: Idf4ac15ed3266db198c63ea5b1591c93e0fe6827
Reviewed-on: https://pdfium-review.googlesource.com/c/pdfium/+/51511
Commit-Queue: Ben Wagner <bungeman@google.com>
Commit-Queue: Lei Zhang <thestig@chromium.org>
Reviewed-by: Lei Zhang <thestig@chromium.org>

DEPS

diff --git a/DEPS b/DEPS
index 94e8dab..ab1df60 100644
--- a/DEPS
+++ b/DEPS
@@ -21,7 +21,7 @@
   'code_coverage_revision': '16298755a926f419babc4a11ccfeae0035f48c3f',
   'cygwin_revision': 'c89e446b273697fadf3a10ff1007a97c0b7de6df',
   'depot_tools_revision': '06d1040fab75709fd0cbea3d3cbfa8774cb826f0',
-  'freetype_revision': '6d65c60fca0ebce88e2bcfeac92a7a791e03bf42',
+  'freetype_revision': '31757f969fba60d75404f31e8f1168bef5011770',
   'gtest_revision': '5ec7f0c4a113e2f18ac2c6cc7df51ad6afc24081',
   'icu_revision': '07e7295d964399ee7bee16a3ac7ca5a053b2cf0a',
   'instrumented_lib_revision': 'a959e4f0cb643003f2d75d179cede449979e3e77',

third_party/freetype/README.pdfium

diff --git a/third_party/freetype/README.pdfium b/third_party/freetype/README.pdfium
index 493e04d..aa378ef 100644
--- a/third_party/freetype/README.pdfium
+++ b/third_party/freetype/README.pdfium
@@ -1,7 +1,7 @@
 Name: FreeType
 URL: http://www.freetype.org/
-Version: VER-2-9-1-349
-Revision: 6d65c60fca0ebce88e2bcfeac92a7a791e03bf42
+Version: VER-2-9-1-351
+Revision: 31757f969fba60d75404f31e8f1168bef5011770
 Security Critical: yes
 License: FreeType License (FTL)
 License File: FTL.TXT