cc: Remove forbidden using namespace directives.

cc/scheduler_unittest.cc

 // 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 "cc/scheduler.h"
 
 #include "base/logging.h"
 #include "cc/test/scheduler_test_common.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
-using namespace cc;
 using namespace WebKitTests;
 
+namespace cc {
 namespace {
 
 class FakeSchedulerClient : public SchedulerClient {
 public:
     FakeSchedulerClient() { reset(); }
     void reset()
     {
         m_actions.clear();
         m_drawWillHappen = true;
         m_swapWillHappenIfDrawHappens = true;
@@ skipping 433 matching lines @@
 
     // Get the compositor to do a scheduledActionDrawAndSwapForced.
     scheduler->setNeedsRedraw();
     scheduler->setNeedsForcedRedraw();
     EXPECT_TRUE(client.hasAction("scheduledActionDrawAndSwapForced"));
 
     // We should not have told the frame rate controller that we began a frame.
     EXPECT_EQ(0, controllerPtr->numFramesPending());
 }
 
-}  // anonymous namespace
+}  // namespace
+}  // namespace cc