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

content/worker/shared_worker_devtools_agent.cc

 // Copyright (c) 2011 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.
 
 #include "content/worker/shared_worker_devtools_agent.h"
 
 #include "content/common/devtools_messages.h"
 #include "content/worker/worker_thread.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebCString.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebSharedWorker.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebString.h"
 
 using WebKit::WebSharedWorker;
 using WebKit::WebString;
 
+namespace content {
+
 SharedWorkerDevToolsAgent::SharedWorkerDevToolsAgent(
     int route_id,
     WebSharedWorker* webworker)
     : route_id_(route_id),
       webworker_(webworker) {
 }
 
 SharedWorkerDevToolsAgent::~SharedWorkerDevToolsAgent() {
 }
 
@@ skipping 49 matching lines @@
   webworker_->pauseWorkerContextOnStart();
 }
 
 void SharedWorkerDevToolsAgent::OnResumeWorkerContext() {
   webworker_->resumeWorkerContext();
 }
 
 bool SharedWorkerDevToolsAgent::Send(IPC::Message* message) {
   return WorkerThread::current()->Send(message);
 }
+
+}  // namespace content