Cleanup namespace usage in Source/web/*.h

Source/web/WorkerPermissionClient.h

 /*
  * 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 17 matching lines @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef WorkerPermissionClient_h
 #define WorkerPermissionClient_h
 
 #include "core/workers/WorkerClients.h"
 #include "wtf/Forward.h"
 
 namespace blink {
+
 class ExecutionContext;
-}
-
-namespace blink {
-
 class WebFrame;
 class WebPermissionCallbacks;
 class WebString;
 class WebWorkerPermissionClientProxy;
 
-class WorkerPermissionClient FINAL : public NoBaseWillBeGarbageCollectedFinalized<WorkerPermissionClient>, public WillBeHeapSupplement<blink::WorkerClients> {
+class WorkerPermissionClient FINAL : public NoBaseWillBeGarbageCollectedFinalized<WorkerPermissionClient>, public WillBeHeapSupplement<WorkerClients> {
     WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(WorkerPermissionClient);
 public:
     static PassOwnPtrWillBeRawPtr<WorkerPermissionClient> create(PassOwnPtr<WebWorkerPermissionClientProxy>);
-
     virtual ~WorkerPermissionClient();
 
     bool allowDatabase(const WebString& name, const WebString& displayName, unsigned long estimatedSize);
     bool requestFileSystemAccessSync();
     bool allowIndexedDB(const WebString& name);
 
     static const char* supplementName();
-    static WorkerPermissionClient* from(blink::ExecutionContext&);
+    static WorkerPermissionClient* from(ExecutionContext&);
 
-    virtual void trace(blink::Visitor* visitor) OVERRIDE { WillBeHeapSupplement<blink::WorkerClients>::trace(visitor); }
+    virtual void trace(Visitor* visitor) OVERRIDE { WillBeHeapSupplement<WorkerClients>::trace(visitor); }
 
 private:
     explicit WorkerPermissionClient(PassOwnPtr<WebWorkerPermissionClientProxy>);
 
     OwnPtr<WebWorkerPermissionClientProxy> m_proxy;
 };
 
-void providePermissionClientToWorker(blink::WorkerClients*, PassOwnPtr<WebWorkerPermissionClientProxy>);
+void providePermissionClientToWorker(WorkerClients*, PassOwnPtr<WebWorkerPermissionClientProxy>);
 
 } // namespace blink
 
 #endif // WorkerPermissionClient_h