Change cc files from namespace WebCore to cc

cc/CCThreadTaskTest.cpp

 // Copyright 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 "config.h"
 
 #include "CCThreadTask.h"
 
 #include <gmock/gmock.h>
 #include <gtest/gtest.h>
 
+using namespace cc;
 using namespace WTF;
-using namespace WebCore;
 
 namespace {
 
 class Mock {
 public:
     MOCK_METHOD0(method0, void());
     MOCK_METHOD1(method1, void(int a1));
     MOCK_METHOD2(method2, void(int a1, int a2));
     MOCK_METHOD3(method3, void(int a1, int a2, int a3));
     MOCK_METHOD4(method4, void(int a1, int a2, int a3, int a4));
@@ skipping 12 matching lines @@
 
     createCCThreadTask(&mock, &Mock::method0)->performTask();
     createCCThreadTask(&mock, &Mock::method1, 9)->performTask();
     createCCThreadTask(&mock, &Mock::method2, 9, 8)->performTask();
     createCCThreadTask(&mock, &Mock::method3, 9, 8, 7)->performTask();
     createCCThreadTask(&mock, &Mock::method4, 9, 8, 7, 6)->performTask();
     createCCThreadTask(&mock, &Mock::method5, 9, 8, 7, 6, 5)->performTask();
 }
 
 } // namespace