color: Remove blink pre-conversion code

third_party/WebKit/Source/platform/graphics/BitmapImage.h

Index: third_party/WebKit/Source/platform/graphics/BitmapImage.h
diff --git a/third_party/WebKit/Source/platform/graphics/BitmapImage.h b/third_party/WebKit/Source/platform/graphics/BitmapImage.h
index a81f1ea004e6a33b33f1f6ca07f8281eb853c3d7..2ea18db20b0bcb30c31809348eb026f48b558392 100644
--- a/third_party/WebKit/Source/platform/graphics/BitmapImage.h
+++ b/third_party/WebKit/Source/platform/graphics/BitmapImage.h
@@ -115,8 +115,7 @@ class PLATFORM_EXPORT BitmapImage final : public Image {
             const FloatRect& dstRect,
             const FloatRect& srcRect,
             RespectImageOrientationEnum,
-            ImageClampingMode,
-            const ColorBehavior&) override;
+            ImageClampingMode) override;
 
   size_t currentFrame() const { return m_currentFrame; }
   size_t frameCount();