Adding allocator annotations to blink classes and structs.

Source/bindings/core/v8/V8IdleTaskRunner.h

 /*
  * Copyright (C) 2015 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:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 19 matching lines @@
 #include "gin/public/v8_idle_task_runner.h"
 #include "platform/RuntimeEnabledFeatures.h"
 #include "public/platform/Platform.h"
 #include "public/platform/WebScheduler.h"
 #include "public/platform/WebThread.h"
 #include "wtf/OwnPtr.h"
 
 namespace blink {
 
 class V8IdleTaskAdapter : public WebThread::IdleTask {
+    WTF_MAKE_FAST_ALLOCATED(V8IdleTaskAdapter);
     WTF_MAKE_NONCOPYABLE(V8IdleTaskAdapter);
 public:
     V8IdleTaskAdapter(v8::IdleTask* task) : m_task(adoptPtr(task)) { }
     ~V8IdleTaskAdapter() override { }
     void run(double delaySeconds) override
     {
         m_task->Run(delaySeconds);
     }
 private:
     OwnPtr<v8::IdleTask> m_task;
 };
 
 class V8IdleTaskRunner : public gin::V8IdleTaskRunner {
+    WTF_MAKE_FAST_ALLOCATED(V8IdleTaskRunner);
     WTF_MAKE_NONCOPYABLE(V8IdleTaskRunner);
 public:
     V8IdleTaskRunner(WebScheduler* scheduler) : m_scheduler(scheduler) { }
     ~V8IdleTaskRunner() override { }
     void PostIdleTask(v8::IdleTask* task) override
     {
         ASSERT(RuntimeEnabledFeatures::v8IdleTasksEnabled());
         m_scheduler->postIdleTask(FROM_HERE, new V8IdleTaskAdapter(task));
     }
 private:
     WebScheduler* m_scheduler;
 };
 
 
 } // namespace blink
 
 #endif // V8Initializer_h