Fix unit test style in Source/web/.

Source/web/tests/ScrollingCoordinatorTest.cpp

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
  *     notice, this list of conditions and the following disclaimer in the
  *     documentation and/or other materials provided with the distribution.
  *
  * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
  * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 #include "config.h"
-
 #include "core/page/scrolling/ScrollingCoordinator.h"
 
 #include "core/layout/LayoutPart.h"
 #include "core/layout/LayoutView.h"
 #include "core/layout/compositing/CompositedDeprecatedPaintLayerMapping.h"
 #include "core/layout/compositing/DeprecatedPaintLayerCompositor.h"
 #include "core/page/Page.h"
 #include "platform/graphics/GraphicsLayer.h"
 #include "platform/testing/URLTestHelpers.h"
 #include "public/platform/Platform.h"
 #include "public/platform/WebLayer.h"
 #include "public/platform/WebLayerPositionConstraint.h"
 #include "public/platform/WebLayerTreeView.h"
 #include "public/platform/WebUnitTestSupport.h"
 #include "public/web/WebSettings.h"
 #include "public/web/WebViewClient.h"
 #include "web/WebLocalFrameImpl.h"
 #include "web/WebViewImpl.h"
 #include "web/tests/FrameTestHelpers.h"
 #include <gtest/gtest.h>
 
-using namespace blink;
-
-namespace {
+namespace blink {
 
 class ScrollingCoordinatorTest : public testing::Test {
 public:
     ScrollingCoordinatorTest()
         : m_baseURL("http://www.test.com/")
     {
         m_helper.initialize(true, 0, &m_mockWebViewClient, &configureSettings);
         webViewImpl()->resize(IntSize(320, 240));
 
         // OSX attaches main frame scrollbars to the PinchViewport so the PinchViewport layers need
         // to be initialized.
         webViewImpl()->layout();
         webViewImpl()->setRootGraphicsLayer(
             webViewImpl()->mainFrameImpl()->frame()->view()->layoutView()->compositor()->rootGraphicsLayer());
     }
 
-    virtual ~ScrollingCoordinatorTest()
+    ~ScrollingCoordinatorTest() override
     {
         Platform::current()->unitTestSupport()->unregisterAllMockedURLs();
     }
 
     void navigateTo(const std::string& url)
     {
         FrameTestHelpers::loadFrame(webViewImpl()->mainFrame(), url);
     }
 
     void forceFullCompositingUpdate()
@@ skipping 523 matching lines @@
     EXPECT_TRUE(static_cast<LayoutBoxModelObject*>(fixedPos->layoutObject())->layer()->hasCompositedDeprecatedPaintLayerMapping());
     EXPECT_FALSE(scrollLayer->shouldScrollOnMainThread());
 
     fixedPos->setInlineStyleProperty(CSSPropertyTransform, CSSValueNone);
     forceFullCompositingUpdate();
 
     EXPECT_FALSE(static_cast<LayoutBoxModelObject*>(fixedPos->layoutObject())->layer()->hasCompositedDeprecatedPaintLayerMapping());
     EXPECT_TRUE(scrollLayer->shouldScrollOnMainThread());
 }
 
-} // namespace
+} // namespace blink