Rename core/fxcrt IFX files to Iface

This CL renames the 3 IFX files in core/fxcrt to Iface instead.

Change-Id: I7cee6836650b71bc5c5729a8147fda62f0910fe3
Reviewed-on: https://pdfium-review.googlesource.com/27970
Reviewed-by: Tom Sepez <tsepez@chromium.org>
Commit-Queue: dsinclair <dsinclair@chromium.org>
diff --git a/core/fpdfapi/page/cpdf_contentparser.cpp b/core/fpdfapi/page/cpdf_contentparser.cpp
index 93151af..08923f3 100644
--- a/core/fpdfapi/page/cpdf_contentparser.cpp
+++ b/core/fpdfapi/page/cpdf_contentparser.cpp
@@ -17,7 +17,7 @@
 #include "core/fpdfapi/parser/cpdf_stream.h"
 #include "core/fpdfapi/parser/cpdf_stream_acc.h"
 #include "core/fxcrt/fx_safe_types.h"
-#include "core/fxcrt/ifx_pauseindicator.h"
+#include "core/fxcrt/pauseindicator_iface.h"
 #include "third_party/base/ptr_util.h"
 
 #define PARSE_STEP_LIMIT 100
@@ -109,7 +109,7 @@
 
 CPDF_ContentParser::~CPDF_ContentParser() {}
 
-bool CPDF_ContentParser::Continue(IFX_PauseIndicator* pPause) {
+bool CPDF_ContentParser::Continue(PauseIndicatorIface* pPause) {
   if (m_bIsDone)
     return false;
 
diff --git a/core/fpdfapi/page/cpdf_contentparser.h b/core/fpdfapi/page/cpdf_contentparser.h
index c65da6d..b667837 100644
--- a/core/fpdfapi/page/cpdf_contentparser.h
+++ b/core/fpdfapi/page/cpdf_contentparser.h
@@ -37,7 +37,7 @@
     return m_pParser ? m_pParser->GetCurStates() : nullptr;
   }
   // Returns whether to continue or not.
-  bool Continue(IFX_PauseIndicator* pPause);
+  bool Continue(PauseIndicatorIface* pPause);
 
  private:
   enum InternalStage {
diff --git a/core/fpdfapi/page/cpdf_image.cpp b/core/fpdfapi/page/cpdf_image.cpp
index b74de62..68432bf 100644
--- a/core/fpdfapi/page/cpdf_image.cpp
+++ b/core/fpdfapi/page/cpdf_image.cpp
@@ -370,7 +370,7 @@
   return false;
 }
 
-bool CPDF_Image::Continue(IFX_PauseIndicator* pPause) {
+bool CPDF_Image::Continue(PauseIndicatorIface* pPause) {
   RetainPtr<CPDF_DIBSource> pSource = m_pDIBSource.As<CPDF_DIBSource>();
   CPDF_DIBSource::LoadState ret = pSource->ContinueLoadDIBSource(pPause);
   if (ret == CPDF_DIBSource::LoadState::kContinue)
diff --git a/core/fpdfapi/page/cpdf_image.h b/core/fpdfapi/page/cpdf_image.h
index 43011f8..73ea92c 100644
--- a/core/fpdfapi/page/cpdf_image.h
+++ b/core/fpdfapi/page/cpdf_image.h
@@ -19,7 +19,7 @@
 class CFX_DIBitmap;
 class CPDF_Document;
 class CPDF_Page;
-class IFX_PauseIndicator;
+class PauseIndicatorIface;
 class IFX_SeekableReadStream;
 
 class CPDF_Image : public Retainable {
@@ -57,7 +57,7 @@
                           bool bLoadMask = false);
 
   // Returns whether to Continue() or not.
-  bool Continue(IFX_PauseIndicator* pPause);
+  bool Continue(PauseIndicatorIface* pPause);
 
   RetainPtr<CFX_DIBSource> DetachBitmap();
   RetainPtr<CFX_DIBSource> DetachMask();
diff --git a/core/fpdfapi/page/cpdf_pageobjectholder.cpp b/core/fpdfapi/page/cpdf_pageobjectholder.cpp
index 51a67e8..9413ffb 100644
--- a/core/fpdfapi/page/cpdf_pageobjectholder.cpp
+++ b/core/fpdfapi/page/cpdf_pageobjectholder.cpp
@@ -33,7 +33,7 @@
   return false;
 }
 
-void CPDF_PageObjectHolder::ContinueParse(IFX_PauseIndicator* pPause) {
+void CPDF_PageObjectHolder::ContinueParse(PauseIndicatorIface* pPause) {
   if (!m_pParser)
     return;
 
diff --git a/core/fpdfapi/page/cpdf_pageobjectholder.h b/core/fpdfapi/page/cpdf_pageobjectholder.h
index f649ef7..aac9077 100644
--- a/core/fpdfapi/page/cpdf_pageobjectholder.h
+++ b/core/fpdfapi/page/cpdf_pageobjectholder.h
@@ -17,7 +17,7 @@
 #include "core/fxcrt/fx_system.h"
 #include "core/fxcrt/unowned_ptr.h"
 
-class IFX_PauseIndicator;
+class PauseIndicatorIface;
 class CPDF_Dictionary;
 class CPDF_Stream;
 class CPDF_Document;
@@ -49,7 +49,7 @@
 
   virtual bool IsPage() const;
 
-  void ContinueParse(IFX_PauseIndicator* pPause);
+  void ContinueParse(PauseIndicatorIface* pPause);
   bool IsParsed() const { return m_ParseState == CONTENT_PARSED; }
 
   CPDF_PageObjectList* GetPageObjectList() { return &m_PageObjectList; }
diff --git a/core/fpdfapi/render/cpdf_dibsource.cpp b/core/fpdfapi/render/cpdf_dibsource.cpp
index 8dd53e4..d552842 100644
--- a/core/fpdfapi/render/cpdf_dibsource.cpp
+++ b/core/fpdfapi/render/cpdf_dibsource.cpp
@@ -301,7 +301,7 @@
 }
 
 CPDF_DIBSource::LoadState CPDF_DIBSource::ContinueLoadDIBSource(
-    IFX_PauseIndicator* pPause) {
+    PauseIndicatorIface* pPause) {
   if (m_Status == LoadState::kContinue)
     return ContinueLoadMaskDIB(pPause);
 
@@ -697,7 +697,7 @@
 }
 
 CPDF_DIBSource::LoadState CPDF_DIBSource::ContinueLoadMaskDIB(
-    IFX_PauseIndicator* pPause) {
+    PauseIndicatorIface* pPause) {
   if (!m_pMask)
     return LoadState::kSuccess;
 
@@ -1087,7 +1087,7 @@
 }
 
 bool CPDF_DIBSource::SkipToScanline(int line,
-                                    IFX_PauseIndicator* pPause) const {
+                                    PauseIndicatorIface* pPause) const {
   return m_pDecoder && m_pDecoder->SkipToScanline(line, pPause);
 }
 
diff --git a/core/fpdfapi/render/cpdf_dibsource.h b/core/fpdfapi/render/cpdf_dibsource.h
index e66a45e..534baab 100644
--- a/core/fpdfapi/render/cpdf_dibsource.h
+++ b/core/fpdfapi/render/cpdf_dibsource.h
@@ -51,7 +51,7 @@
   bool Load(CPDF_Document* pDoc, const CPDF_Stream* pStream);
 
   // CFX_DIBSource
-  bool SkipToScanline(int line, IFX_PauseIndicator* pPause) const override;
+  bool SkipToScanline(int line, PauseIndicatorIface* pPause) const override;
   uint8_t* GetBuffer() const override;
   const uint8_t* GetScanline(int line) const override;
   void DownSampleScanline(int line,
@@ -73,7 +73,7 @@
                                bool bStdCS = false,
                                uint32_t GroupFamily = 0,
                                bool bLoadMask = false);
-  LoadState ContinueLoadDIBSource(IFX_PauseIndicator* pPause);
+  LoadState ContinueLoadDIBSource(PauseIndicatorIface* pPause);
   RetainPtr<CPDF_DIBSource> DetachMask();
 
   bool IsJBigImage() const;
@@ -84,7 +84,7 @@
   LoadState StartLoadMask();
   LoadState StartLoadMaskDIB();
   bool ContinueToLoadMask();
-  LoadState ContinueLoadMaskDIB(IFX_PauseIndicator* pPause);
+  LoadState ContinueLoadMaskDIB(PauseIndicatorIface* pPause);
   bool LoadColorInfo(const CPDF_Dictionary* pFormResources,
                      const CPDF_Dictionary* pPageResources);
   DIB_COMP_DATA* GetDecodeAndMaskArray(bool* bDefaultDecode, bool* bColorKey);
diff --git a/core/fpdfapi/render/cpdf_imagecacheentry.cpp b/core/fpdfapi/render/cpdf_imagecacheentry.cpp
index f0b0c33..65c9a6b 100644
--- a/core/fpdfapi/render/cpdf_imagecacheentry.cpp
+++ b/core/fpdfapi/render/cpdf_imagecacheentry.cpp
@@ -82,7 +82,7 @@
   return CPDF_DIBSource::LoadState::kFail;
 }
 
-bool CPDF_ImageCacheEntry::Continue(IFX_PauseIndicator* pPause,
+bool CPDF_ImageCacheEntry::Continue(PauseIndicatorIface* pPause,
                                     CPDF_RenderStatus* pRenderStatus) {
   CPDF_DIBSource::LoadState ret =
       m_pCurBitmap.As<CPDF_DIBSource>()->ContinueLoadDIBSource(pPause);
diff --git a/core/fpdfapi/render/cpdf_imagecacheentry.h b/core/fpdfapi/render/cpdf_imagecacheentry.h
index dfeeddf..b397370 100644
--- a/core/fpdfapi/render/cpdf_imagecacheentry.h
+++ b/core/fpdfapi/render/cpdf_imagecacheentry.h
@@ -19,7 +19,7 @@
 class CPDF_Document;
 class CPDF_Image;
 class CPDF_RenderStatus;
-class IFX_PauseIndicator;
+class PauseIndicatorIface;
 
 class CPDF_ImageCacheEntry {
  public:
@@ -41,7 +41,7 @@
       CPDF_RenderStatus* pRenderStatus);
 
   // Returns whether to Continue() or not.
-  bool Continue(IFX_PauseIndicator* pPause, CPDF_RenderStatus* pRenderStatus);
+  bool Continue(PauseIndicatorIface* pPause, CPDF_RenderStatus* pRenderStatus);
 
   RetainPtr<CFX_DIBSource> DetachBitmap();
   RetainPtr<CFX_DIBSource> DetachMask();
diff --git a/core/fpdfapi/render/cpdf_imageloader.cpp b/core/fpdfapi/render/cpdf_imageloader.cpp
index 08aa5f1..c8f9013 100644
--- a/core/fpdfapi/render/cpdf_imageloader.cpp
+++ b/core/fpdfapi/render/cpdf_imageloader.cpp
@@ -43,7 +43,7 @@
   return ret;
 }
 
-bool CPDF_ImageLoader::Continue(IFX_PauseIndicator* pPause,
+bool CPDF_ImageLoader::Continue(PauseIndicatorIface* pPause,
                                 CPDF_RenderStatus* pRenderStatus) {
   bool ret = m_pCache ? m_pCache->Continue(pPause, pRenderStatus)
                       : m_pImageObject->GetImage()->Continue(pPause);
diff --git a/core/fpdfapi/render/cpdf_imageloader.h b/core/fpdfapi/render/cpdf_imageloader.h
index 497ef15..a4f313f 100644
--- a/core/fpdfapi/render/cpdf_imageloader.h
+++ b/core/fpdfapi/render/cpdf_imageloader.h
@@ -16,7 +16,7 @@
 class CPDF_ImageObject;
 class CPDF_PageRenderCache;
 class CPDF_RenderStatus;
-class IFX_PauseIndicator;
+class PauseIndicatorIface;
 
 class CPDF_ImageLoader {
  public:
@@ -29,7 +29,7 @@
              uint32_t GroupFamily,
              bool bLoadMask,
              CPDF_RenderStatus* pRenderStatus);
-  bool Continue(IFX_PauseIndicator* pPause, CPDF_RenderStatus* pRenderStatus);
+  bool Continue(PauseIndicatorIface* pPause, CPDF_RenderStatus* pRenderStatus);
 
   RetainPtr<CFX_DIBSource> m_pBitmap;
   RetainPtr<CFX_DIBSource> m_pMask;
diff --git a/core/fpdfapi/render/cpdf_imagerenderer.cpp b/core/fpdfapi/render/cpdf_imagerenderer.cpp
index 1351597..3844f69 100644
--- a/core/fpdfapi/render/cpdf_imagerenderer.cpp
+++ b/core/fpdfapi/render/cpdf_imagerenderer.cpp
@@ -516,7 +516,7 @@
   return false;
 }
 
-bool CPDF_ImageRenderer::Continue(IFX_PauseIndicator* pPause) {
+bool CPDF_ImageRenderer::Continue(PauseIndicatorIface* pPause) {
   if (m_Status == 2) {
     if (m_pTransformer->Continue(pPause))
       return true;
diff --git a/core/fpdfapi/render/cpdf_imagerenderer.h b/core/fpdfapi/render/cpdf_imagerenderer.h
index a5d9ba7..e6c6d0c 100644
--- a/core/fpdfapi/render/cpdf_imagerenderer.h
+++ b/core/fpdfapi/render/cpdf_imagerenderer.h
@@ -43,7 +43,7 @@
              bool bStdCS,
              int blendType);
 
-  bool Continue(IFX_PauseIndicator* pPause);
+  bool Continue(PauseIndicatorIface* pPause);
   bool GetResult() const { return m_Result; }
 
  private:
diff --git a/core/fpdfapi/render/cpdf_pagerendercache.cpp b/core/fpdfapi/render/cpdf_pagerendercache.cpp
index 781f18f..a929cb6 100644
--- a/core/fpdfapi/render/cpdf_pagerendercache.cpp
+++ b/core/fpdfapi/render/cpdf_pagerendercache.cpp
@@ -110,7 +110,7 @@
   return false;
 }
 
-bool CPDF_PageRenderCache::Continue(IFX_PauseIndicator* pPause,
+bool CPDF_PageRenderCache::Continue(PauseIndicatorIface* pPause,
                                     CPDF_RenderStatus* pRenderStatus) {
   bool ret = m_pCurImageCacheEntry->Continue(pPause, pRenderStatus);
   if (ret)
diff --git a/core/fpdfapi/render/cpdf_pagerendercache.h b/core/fpdfapi/render/cpdf_pagerendercache.h
index 58f0bb7..fe94bed 100644
--- a/core/fpdfapi/render/cpdf_pagerendercache.h
+++ b/core/fpdfapi/render/cpdf_pagerendercache.h
@@ -19,7 +19,7 @@
 class CPDF_Page;
 class CPDF_RenderStatus;
 class CPDF_Stream;
-class IFX_PauseIndicator;
+class PauseIndicatorIface;
 
 class CPDF_PageRenderCache {
  public:
@@ -41,7 +41,7 @@
                             bool bLoadMask,
                             CPDF_RenderStatus* pRenderStatus);
 
-  bool Continue(IFX_PauseIndicator* pPause, CPDF_RenderStatus* pRenderStatus);
+  bool Continue(PauseIndicatorIface* pPause, CPDF_RenderStatus* pRenderStatus);
 
  private:
   void ClearImageCacheEntry(CPDF_Stream* pStream);
diff --git a/core/fpdfapi/render/cpdf_progressiverenderer.cpp b/core/fpdfapi/render/cpdf_progressiverenderer.cpp
index e509a25..922e3fd 100644
--- a/core/fpdfapi/render/cpdf_progressiverenderer.cpp
+++ b/core/fpdfapi/render/cpdf_progressiverenderer.cpp
@@ -13,7 +13,7 @@
 #include "core/fpdfapi/render/cpdf_pagerendercache.h"
 #include "core/fpdfapi/render/cpdf_renderoptions.h"
 #include "core/fpdfapi/render/cpdf_renderstatus.h"
-#include "core/fxcrt/ifx_pauseindicator.h"
+#include "core/fxcrt/pauseindicator_iface.h"
 #include "core/fxge/cfx_renderdevice.h"
 #include "third_party/base/ptr_util.h"
 
@@ -35,7 +35,7 @@
   }
 }
 
-void CPDF_ProgressiveRenderer::Start(IFX_PauseIndicator* pPause) {
+void CPDF_ProgressiveRenderer::Start(PauseIndicatorIface* pPause) {
   if (!m_pContext || !m_pDevice || m_Status != Ready) {
     m_Status = Failed;
     return;
@@ -44,7 +44,7 @@
   Continue(pPause);
 }
 
-void CPDF_ProgressiveRenderer::Continue(IFX_PauseIndicator* pPause) {
+void CPDF_ProgressiveRenderer::Continue(PauseIndicatorIface* pPause) {
   while (m_Status == ToBeContinued) {
     if (!m_pCurrentLayer) {
       if (m_LayerIndex >= m_pContext->CountLayers()) {
diff --git a/core/fpdfapi/render/cpdf_progressiverenderer.h b/core/fpdfapi/render/cpdf_progressiverenderer.h
index ffd63a9..5703b42 100644
--- a/core/fpdfapi/render/cpdf_progressiverenderer.h
+++ b/core/fpdfapi/render/cpdf_progressiverenderer.h
@@ -17,7 +17,7 @@
 class CPDF_RenderOptions;
 class CPDF_RenderStatus;
 class CFX_RenderDevice;
-class IFX_PauseIndicator;
+class PauseIndicatorIface;
 
 class CPDF_ProgressiveRenderer {
  public:
@@ -39,8 +39,8 @@
   ~CPDF_ProgressiveRenderer();
 
   Status GetStatus() const { return m_Status; }
-  void Start(IFX_PauseIndicator* pPause);
-  void Continue(IFX_PauseIndicator* pPause);
+  void Start(PauseIndicatorIface* pPause);
+  void Continue(PauseIndicatorIface* pPause);
 
  private:
   // Maximum page objects to render before checking for pause.
diff --git a/core/fpdfapi/render/cpdf_renderstatus.cpp b/core/fpdfapi/render/cpdf_renderstatus.cpp
index 0a01ae0..b93c6f5 100644
--- a/core/fpdfapi/render/cpdf_renderstatus.cpp
+++ b/core/fpdfapi/render/cpdf_renderstatus.cpp
@@ -1124,7 +1124,7 @@
 
 bool CPDF_RenderStatus::ContinueSingleObject(CPDF_PageObject* pObj,
                                              const CFX_Matrix* pObj2Device,
-                                             IFX_PauseIndicator* pPause) {
+                                             PauseIndicatorIface* pPause) {
   if (m_pImageRenderer) {
     if (m_pImageRenderer->Continue(pPause))
       return true;
diff --git a/core/fpdfapi/render/cpdf_renderstatus.h b/core/fpdfapi/render/cpdf_renderstatus.h
index 8008092..44afa10 100644
--- a/core/fpdfapi/render/cpdf_renderstatus.h
+++ b/core/fpdfapi/render/cpdf_renderstatus.h
@@ -61,7 +61,7 @@
   void RenderSingleObject(CPDF_PageObject* pObj, const CFX_Matrix* pObj2Device);
   bool ContinueSingleObject(CPDF_PageObject* pObj,
                             const CFX_Matrix* pObj2Device,
-                            IFX_PauseIndicator* pPause);
+                            PauseIndicatorIface* pPause);
   void ProcessClipPath(const CPDF_ClipPath& ClipPath,
                        const CFX_Matrix* pObj2Device);