Move content's a plugin, ppapi_plugin, utility, and worker subdirectories to the content namespace.

content/worker/shared_worker_devtools_agent.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CONTENT_WORKER_SHARED_WORKER_DEVTOOLS_AGENT_H_
 #define CONTENT_WORKER_SHARED_WORKER_DEVTOOLS_AGENT_H_
 
 #include <string>
 
 #include "base/basictypes.h"
 
 namespace IPC {
 class Message;
 }
 
 namespace WebKit {
 class WebSharedWorker;
 class WebString;
 }
 
+namespace content {
+
 class SharedWorkerDevToolsAgent {
  public:
   SharedWorkerDevToolsAgent(int route_id, WebKit::WebSharedWorker*);
   ~SharedWorkerDevToolsAgent();
 
   // Called on the Worker thread.
   bool OnMessageReceived(const IPC::Message& message);
   void SendDevToolsMessage(const WebKit::WebString&);
   void SaveDevToolsAgentState(const WebKit::WebString& state);
 
  private:
   void OnAttach();
   void OnReattach(const std::string&);
   void OnDetach();
   void OnDispatchOnInspectorBackend(const std::string& message);
   void OnPauseWorkerContextOnStart();
   void OnResumeWorkerContext();
 
   bool Send(IPC::Message* message);
   const int route_id_;
   WebKit::WebSharedWorker* webworker_;
 
   DISALLOW_COPY_AND_ASSIGN(SharedWorkerDevToolsAgent);
 };
 
+}  // namespace content
+
 #endif  // CONTENT_WORKER_SHARED_WORKER_DEVTOOLS_AGENT_H_