Remove Unused method PlatformInstrumentation::willResizeImage and didResizeImage.

Source/platform/PlatformInstrumentation.h

 /*
  * Copyright (C) 2012 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 42 matching lines @@
     static const char DrawLazyPixelRefEvent[];
     static const char DecodeLazyPixelRefEvent[];
 
     static const char ImageTypeArgument[];
     static const char CachedArgument[];
 
     static const char LazyPixelRef[];
 
     static void willDecodeImage(const String& imageType);
     static void didDecodeImage();
-    static void willResizeImage(bool shouldCache);
-    static void didResizeImage();
     static void didDrawLazyPixelRef(unsigned long long lazyPixelRefId);
     static void willDecodeLazyPixelRef(unsigned long long lazyPixelRefId);
     static void didDecodeLazyPixelRef();
 
 private:
     static const char CategoryName[];
 };
 
 inline void PlatformInstrumentation::willDecodeImage(const String& imageType)
 {
     TRACE_EVENT_BEGIN1(CategoryName, ImageDecodeEvent, ImageTypeArgument, imageType.ascii());
 }
 
 inline void PlatformInstrumentation::didDecodeImage()
 {
     TRACE_EVENT_END0(CategoryName, ImageDecodeEvent);
 }
 
-inline void PlatformInstrumentation::willResizeImage(bool shouldCache)
-{
-    TRACE_EVENT_BEGIN1(CategoryName, ImageResizeEvent, CachedArgument, shouldCache);
-}
-
-inline void PlatformInstrumentation::didResizeImage()
-{
-    TRACE_EVENT_END0(CategoryName, ImageResizeEvent);
-}
-
 inline void PlatformInstrumentation::didDrawLazyPixelRef(unsigned long long lazyPixelRefId)
 {
     TRACE_EVENT_INSTANT1(CategoryName, DrawLazyPixelRefEvent, TRACE_EVENT_SCOPE_THREAD, LazyPixelRef, lazyPixelRefId);
 }
 
 inline void PlatformInstrumentation::willDecodeLazyPixelRef(unsigned long long lazyPixelRefId)
 {
     TRACE_EVENT_BEGIN1(CategoryName, DecodeLazyPixelRefEvent, LazyPixelRef, lazyPixelRefId);
 }
 
 inline void PlatformInstrumentation::didDecodeLazyPixelRef()
 {
     TRACE_EVENT_END0(CategoryName, DecodeLazyPixelRefEvent);
 }
 
 } // namespace blink
 
 #endif // PlatformInstrumentation_h