[Blink] Display images on a dark background

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

Index: third_party/WebKit/Source/core/html/ImageDocument.h
diff --git a/third_party/WebKit/Source/core/html/ImageDocument.h b/third_party/WebKit/Source/core/html/ImageDocument.h
index ed05b582602e98dfd033d1912a98bdd27aafa6dc..338961d94e9171dba11b67cf1ce1500876265deb 100644
--- a/third_party/WebKit/Source/core/html/ImageDocument.h
+++ b/third_party/WebKit/Source/core/html/ImageDocument.h
@@ -47,6 +47,8 @@ class CORE_EXPORT ImageDocument final : public HTMLDocument {
   void windowSizeChanged();
   void imageUpdated();
   void imageClicked(int x, int y);
+  void imageLoaded();
+  void updateImageStyle();
 
   DECLARE_VIRTUAL_TRACE();
 
@@ -78,6 +80,15 @@ class CORE_EXPORT ImageDocument final : public HTMLDocument {
   // Whether the image should be shrunk or not
   bool m_shouldShrinkImage;
 
+  // Whether the image has finished loading or not
+  bool m_imageIsLoaded;
+
+  // Whether the checkerboard size has been initialized
+  bool m_checkerSizeInitialized;
+
+  // Width of the div parent of the image
+  int m_divWidth;
+
   enum ShrinkToFitMode { Viewport, Desktop };
   ShrinkToFitMode m_shrinkToFitMode;
 };