Remove all uses of "using namespace std"

content/shell/renderer/test_runner/MockWebSpeechRecognizer.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/MockWebSpeechRecognizer.h"
 
 #include "base/logging.h"
 #include "content/shell/renderer/test_runner/WebTestDelegate.h"
 #include "third_party/WebKit/public/web/WebSpeechRecognitionResult.h"
 #include "third_party/WebKit/public/web/WebSpeechRecognizerClient.h"
 
 using namespace blink;
-using namespace std;
 
 namespace content {
 
 namespace {
 
 // Task class for calling a client function that does not take any parameters.
 typedef void (WebSpeechRecognizerClient::*ClientFunctionPointer)(const WebSpeechRecognitionHandle&);
 class ClientCallTask : public MockWebSpeechRecognizer::Task {
 public:
     ClientCallTask(MockWebSpeechRecognizer* mock, ClientFunctionPointer function)
@@ skipping 194 matching lines @@
 
     if (m_object->m_taskQueue.empty()) {
         m_object->m_taskQueueRunning = false;
         return;
     }
 
     m_object->m_delegate->postTask(new StepTask(m_object));
 }
 
 }  // namespace content