Replacing the OVERRIDE with override in third_party/WebKit/Source/platform

Source/platform/image-decoders/ImageDecoderTest.cpp

 /*
  * Copyright (C) 2013 Google 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 29 matching lines @@
 
 using namespace blink;
 
 class TestImageDecoder : public ImageDecoder {
 public:
     TestImageDecoder()
         : ImageDecoder(ImageSource::AlphaNotPremultiplied, ImageSource::GammaAndColorProfileApplied, noDecodedImageByteLimit)
     {
     }
 
-    virtual String filenameExtension() const OVERRIDE { return ""; }
-    virtual ImageFrame* frameBufferAtIndex(size_t) OVERRIDE { return 0; }
+    virtual String filenameExtension() const override { return ""; }
+    virtual ImageFrame* frameBufferAtIndex(size_t) override { return 0; }
 
     Vector<ImageFrame, 1>& frameBufferCache()
     {
         return m_frameBufferCache;
     }
 
     void resetRequiredPreviousFrames(bool knownOpaque = false)
     {
         for (size_t i = 0; i < m_frameBufferCache.size(); ++i)
             m_frameBufferCache[i].setRequiredPreviousFrameIndex(findRequiredPreviousFrame(i, knownOpaque));
@@ skipping 178 matching lines @@
     decoder->resetRequiredPreviousFrames();
     decoder->clearCacheExceptFrame(5);
     for (size_t i = 0; i < numFrames; ++i) {
         SCOPED_TRACE(testing::Message() << i);
         if (i == 5)
             EXPECT_EQ(ImageFrame::FrameComplete, frameBuffers[i].status());
         else
             EXPECT_EQ(ImageFrame::FrameEmpty, frameBuffers[i].status());
     }
 }