test_runner: Move everything else into content namespace.

content/shell/renderer/test_runner/WebTask.cpp

 // Copyright 2013 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/shell/renderer/test_runner/WebTask.h"
 
 #include <algorithm>
 #include "third_party/WebKit/public/web/WebKit.h"
 
 using namespace std;
 
-namespace WebTestRunner {
+namespace content {
 
 WebTask::WebTask(WebTaskList* list)
     : m_taskList(list)
 {
     m_taskList->registerTask(this);
 }
 
 WebTask::~WebTask()
 {
     if (m_taskList)
@@ skipping 20 matching lines @@
     if (iter != m_tasks.end())
         m_tasks.erase(iter);
 }
 
 void WebTaskList::revokeAll()
 {
     while (!m_tasks.empty())
         m_tasks[0]->cancel();
 }
 
-}
+}  // namespace content