Fix unit test style in Source/web/.

Source/web/tests/WebSearchableFormDataTest.cpp

 /*
  * Copyright (C) 2013 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 11 matching lines @@
  * OWNER OR 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
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "config.h"
-
 #include "public/web/WebSearchableFormData.h"
 
 #include "platform/testing/URLTestHelpers.h"
 #include "public/platform/Platform.h"
 #include "public/platform/WebUnitTestSupport.h"
 #include "public/web/WebDocument.h"
 #include "public/web/WebFrame.h"
 #include "web/tests/FrameTestHelpers.h"
-
 #include <gmock/gmock.h>
 #include <gtest/gtest.h>
 
-using namespace blink;
+namespace blink {
 
 class WebSearchableFormDataTest : public testing::Test {
 protected:
     WebSearchableFormDataTest()
         : m_baseURL("http://www.test.com/")
     {
     }
 
-    virtual ~WebSearchableFormDataTest()
+    ~WebSearchableFormDataTest() override
     {
         Platform::current()->unitTestSupport()->unregisterAllMockedURLs();
     }
 
-
     FrameTestHelpers::WebViewHelper m_webViewHelper;
     std::string m_baseURL;
 };
 
 
 TEST_F(WebSearchableFormDataTest, SearchString)
 {
     URLTestHelpers::registerMockedURLFromBaseURL(WebString::fromUTF8(m_baseURL.c_str()), "search_form.html");
     WebView* webView = m_webViewHelper.initializeAndLoad(m_baseURL + "search_form.html");
 
     WebVector<WebFormElement> forms;
     webView->mainFrame()->document().forms(forms);
 
     EXPECT_EQ(forms.size(), 1U);
 
     WebSearchableFormData searchableFormData(forms[0]);
     EXPECT_EQ("http://www.mock.url/search?hl=en&q={searchTerms}&btnM=Mock+Search", searchableFormData.url().string());
 }
+
+} // namespace blink