[Oilpan] [Reland] Migrate classes under core/fetch to Oilpan heap

Source/core/frame/ImageBitmapTest.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 58 matching lines @@
     {
         // Garbage collection is required prior to switching out the
         // test's memory cache; image resources are released, evicting
         // them from the cache.
         Heap::collectGarbage(ThreadState::NoHeapPointersOnStack, ThreadState::GCWithSweep, Heap::ForcedGC);
 
         replaceMemoryCacheForTesting(m_globalMemoryCache.release());
     }
 
     SkBitmap m_bitmap, m_bitmap2;
-    OwnPtrWillBePersistent<MemoryCache> m_globalMemoryCache;
+    Persistent<MemoryCache> m_globalMemoryCache;
 };
 
 // Verifies that the image resource held by an ImageBitmap is the same as the
 // one held by the HTMLImageElement.
 TEST_F(ImageBitmapTest, ImageResourceConsistency)
 {
     RefPtrWillBeRawPtr<HTMLImageElement> imageElement = HTMLImageElement::create(*Document::create().get());
     imageElement->setImageResource(new ImageResource(BitmapImage::create(m_bitmap).get()));
 
     RefPtrWillBeRawPtr<ImageBitmap> imageBitmapNoCrop = ImageBitmap::create(imageElement.get(), IntRect(0, 0, m_bitmap.width(), m_bitmap.height()));
@@ skipping 123 matching lines @@
     CanvasContextCreationAttributes attributes;
     CanvasRenderingContext2DOrWebGLRenderingContext context;
     canvasElement->getContext("2d", attributes, context);
     TrackExceptionState exceptionState;
     CanvasImageSourceUnion imageSource;
     imageSource.setImageBitmap(imageBitmapDerived);
     context.getAsCanvasRenderingContext2D()->drawImage(imageSource, 0, 0, exceptionState);
 }
 
 } // namespace