Make classes and structures in core/inspector fast-allocated.

Source/core/inspector/MainThreadDebugger.h

 /*
  * Copyright (c) 2011 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 31 matching lines @@
 }
 
 namespace blink {
 
 class LocalFrame;
 
 class CORE_EXPORT MainThreadDebugger final : public ScriptDebuggerBase {
     WTF_MAKE_NONCOPYABLE(MainThreadDebugger);
 public:
     class ClientMessageLoop {
+        WTF_MAKE_FAST_ALLOCATED(ClientMessageLoop);
     public:
         virtual ~ClientMessageLoop() { }
         virtual void run(LocalFrame*) = 0;
         virtual void quitNow() = 0;
     };
 
     static PassOwnPtr<MainThreadDebugger> create(PassOwnPtr<ClientMessageLoop> clientMessageLoop, v8::Isolate* isolate)
     {
         return adoptPtr(new MainThreadDebugger(clientMessageLoop, isolate));
     }
@@ skipping 20 matching lines @@
     OwnPtr<ClientMessageLoop> m_clientMessageLoop;
     OwnPtr<InspectorTaskRunner> m_taskRunner;
 
     static MainThreadDebugger* s_instance;
 };
 
 } // namespace blink
 
 
 #endif // MainThreadDebugger_h