Fix unit test style in Source/web/.

Source/web/tests/ChromeClientImplTest.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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 22 matching lines @@
 #include "core/page/Page.h"
 #include "public/web/WebFrameClient.h"
 #include "public/web/WebInputEvent.h"
 #include "public/web/WebLocalFrame.h"
 #include "public/web/WebView.h"
 #include "public/web/WebViewClient.h"
 #include "web/WebViewImpl.h"
 #include "web/tests/FrameTestHelpers.h"
 #include <gtest/gtest.h>
 
-using namespace blink;
-
 namespace blink {
 
 void setCurrentInputEventForTest(const WebInputEvent* event)
 {
     WebViewImpl::m_currentInputEvent = event;
 }
 
-}
-
 namespace {
 
 class TestWebViewClient : public FrameTestHelpers::TestWebViewClient {
 public:
     explicit TestWebViewClient(WebNavigationPolicy* target) : m_target(target) { }
-    ~TestWebViewClient() { }
+    ~TestWebViewClient() override { }
 
-    virtual void show(WebNavigationPolicy policy)
+    void show(WebNavigationPolicy policy) override
     {
         *m_target = policy;
     }
 
 private:
     WebNavigationPolicy* m_target;
 };
 
 class TestWebFrameClient : public WebFrameClient {
 public:
-    ~TestWebFrameClient() { }
+    ~TestWebFrameClient() override { }
 };
 
+} // anonymous namespace
+
 class GetNavigationPolicyTest : public testing::Test {
 public:
     GetNavigationPolicyTest()
         : m_result(WebNavigationPolicyIgnore)
         , m_webViewClient(&m_result)
     {
     }
 
 protected:
-    virtual void SetUp()
+    void SetUp() override
     {
         m_webView = toWebViewImpl(WebView::create(&m_webViewClient));
         m_mainFrame = WebLocalFrame::create(WebTreeScopeType::Document, &m_webFrameClient);
         m_webView->setMainFrame(m_mainFrame);
         m_chromeClientImpl = toChromeClientImpl(&m_webView->page()->chromeClient());
         m_result = WebNavigationPolicyIgnore;
     }
 
-    virtual void TearDown()
+    void TearDown() override
     {
         m_webView->close();
         m_mainFrame->close();
     }
 
     WebNavigationPolicy getNavigationPolicyWithMouseEvent(int modifiers, WebMouseEvent::Button button, bool asPopup)
     {
         WebMouseEvent event;
         event.modifiers = modifiers;
         event.type = WebInputEvent::MouseUp;
@@ skipping 153 matching lines @@
 }
 
 TEST_F(GetNavigationPolicyTest, NotResizableForcesPopup)
 {
     m_chromeClientImpl->setResizable(false);
     EXPECT_TRUE(isNavigationPolicyPopup());
     m_chromeClientImpl->setResizable(true);
     EXPECT_FALSE(isNavigationPolicyPopup());
 }
 
-} // namespace
+} // namespace blink