[part 1] Make classes and structures in modules/ fast-allocated.

Source/platform/AsyncFileSystemCallbacks.h

 /*
  * Copyright (C) 2010 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 18 matching lines @@
  */
 
 #ifndef AsyncFileSystemCallbacks_h
 #define AsyncFileSystemCallbacks_h
 
 #include "platform/FileMetadata.h"
 #include "platform/FileSystemType.h"
 #include "platform/blob/BlobData.h"
 #include "public/platform/WebFileWriter.h"
 #include "wtf/Assertions.h"
+#include "wtf/FastAllocBase.h"
 #include "wtf/Noncopyable.h"
 #include "wtf/text/WTFString.h"
 
 namespace blink {
 
 class PLATFORM_EXPORT AsyncFileSystemCallbacks {
+    WTF_MAKE_FAST_ALLOCATED(AsyncFileSystemCallbacks);
     WTF_MAKE_NONCOPYABLE(AsyncFileSystemCallbacks);
 public:
     AsyncFileSystemCallbacks() : m_blockUntilCompletion(false) { }
 
     // Called when a requested operation is completed successfully.
     virtual void didSucceed() { ASSERT_NOT_REACHED(); }
 
     // Called when a requested file system is opened.
     virtual void didOpenFileSystem(const String& name, const KURL& rootURL) { ASSERT_NOT_REACHED(); }
 
@@ skipping 32 matching lines @@
 
     virtual ~AsyncFileSystemCallbacks() { }
 
 private:
     bool m_blockUntilCompletion;
 };
 
 } // namespace blink
 
 #endif // AsyncFileSystemCallbacks_h