[Blink] Don't center images in Android WebViews

third_party/WebKit/Source/core/html/ImageDocument.h

 /*
  * Copyright (C) 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 45 matching lines @@
 
   DECLARE_VIRTUAL_TRACE();
 
  private:
   explicit ImageDocument(const DocumentInit&);
 
   DocumentParser* createParser() override;
 
   void createDocumentStructure();
 
+  // Determines whether the image should be centered in the layout.
+  bool shouldCenterImage() const;
+
   // Calculates how large the div needs to be to properly center the image.
   int calculateDivWidth();
 
   // These methods are for m_shrinkToFitMode == Desktop.
   void resizeImageToFit();
   void restoreImageSize();
   bool imageFitsInWindow() const;
   bool shouldShrinkToFit() const;
   // Calculates the image size multiplier that's needed to fit the image to
   // the window, taking into account page zoom and device scale.
@@ skipping 23 matching lines @@
 
   enum ShrinkToFitMode { Viewport, Desktop };
   ShrinkToFitMode m_shrinkToFitMode;
 };
 
 DEFINE_DOCUMENT_TYPE_CASTS(ImageDocument);
 
 }  // namespace blink
 
 #endif  // ImageDocument_h