cc: Remove forbidden using namespace directives.

cc/layer_animation_controller_unittest.cc

 // Copyright 2012 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/layer_animation_controller.h"
 
 #include "cc/active_animation.h"
 #include "cc/animation_curve.h"
 #include "cc/test/animation_test_common.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include <public/WebTransformationMatrix.h>
 
-using namespace cc;
 using namespace WebKitTests;
 using WebKit::WebTransformationMatrix;
 
+namespace cc {
 namespace {
 
 void expectTranslateX(double translateX, const WebTransformationMatrix& matrix)
 {
     EXPECT_FLOAT_EQ(translateX, matrix.m41());
 }
 
 scoped_ptr<ActiveAnimation> createActiveAnimation(scoped_ptr<AnimationCurve> curve, int id, ActiveAnimation::TargetProperty property)
 {
     return ActiveAnimation::create(curve.Pass(), 0, id, property);
@@ skipping 521 matching lines @@
 
     controller->setForceSync();
 
     controller->pushAnimationUpdatesTo(controllerImpl.get());
 
     activeAnimation = controllerImpl->getActiveAnimation(0, ActiveAnimation::Opacity);
     EXPECT_TRUE(activeAnimation);
     EXPECT_EQ(ActiveAnimation::WaitingForTargetAvailability, activeAnimation->runState());
 }
 
-}  // anonymous namespace
+}  // namespace
+}  // namespace cc