Move webkit/child/webkitplatformsupport_child_impl to content/

webkit/child/worker_task_runner.h

Index: webkit/child/worker_task_runner.h
diff --git a/webkit/child/worker_task_runner.h b/webkit/child/worker_task_runner.h
index f756c86755a5bb436ea9ba941b6e30ecdcf3c25f..bc7bc64cb37494b98199521dca9cc5cdf850d28b 100644
--- a/webkit/child/worker_task_runner.h
+++ b/webkit/child/worker_task_runner.h
@@ -36,15 +36,15 @@ class WEBKIT_CHILD_EXPORT WorkerTaskRunner {
   void AddStopObserver(Observer* observer);
   void RemoveStopObserver(Observer* observer);
 
+  void OnWorkerRunLoopStarted(const blink::WebWorkerRunLoop& loop);
+  void OnWorkerRunLoopStopped(const blink::WebWorkerRunLoop& loop);
+
  private:
-  friend class WebKitPlatformSupportChildImpl;
   friend class WorkerTaskRunnerTest;
 
   typedef std::map<int, blink::WebWorkerRunLoop> IDToLoopMap;
 
   ~WorkerTaskRunner();
-  void OnWorkerRunLoopStarted(const blink::WebWorkerRunLoop& loop);
-  void OnWorkerRunLoopStopped(const blink::WebWorkerRunLoop& loop);
 
   struct ThreadLocalState;
   base::ThreadLocalPointer<ThreadLocalState> current_tls_;