Cleanup namespace usage in Source/web[A-V]*.cpp

Source/web/NavigatorContentUtilsClientImpl.cpp

 // Copyright 2014 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 "web/NavigatorContentUtilsClientImpl.h"
 
 #include "public/web/WebViewClient.h"
 #include "web/WebViewImpl.h"
 
-using namespace blink;
-
 namespace blink {
 
 PassOwnPtr<NavigatorContentUtilsClientImpl> NavigatorContentUtilsClientImpl::create(WebViewImpl* webView)
 {
     return adoptPtr(new NavigatorContentUtilsClientImpl(webView));
 }
 
 NavigatorContentUtilsClientImpl::NavigatorContentUtilsClientImpl(WebViewImpl* webView)
     : m_webView(webView)
 {
 }
 
-void NavigatorContentUtilsClientImpl::registerProtocolHandler(const String& scheme, const blink::KURL& baseURL, const blink::KURL& url, const String& title)
+void NavigatorContentUtilsClientImpl::registerProtocolHandler(const String& scheme, const KURL& baseURL, const KURL& url, const String& title)
 {
     m_webView->client()->registerProtocolHandler(scheme, baseURL, url, title);
 }
 
-NavigatorContentUtilsClient::CustomHandlersState NavigatorContentUtilsClientImpl::isProtocolHandlerRegistered(const String& scheme, const blink::KURL& baseURL, const blink::KURL& url)
+NavigatorContentUtilsClient::CustomHandlersState NavigatorContentUtilsClientImpl::isProtocolHandlerRegistered(const String& scheme, const KURL& baseURL, const KURL& url)
 {
     return static_cast<NavigatorContentUtilsClient::CustomHandlersState>(m_webView->client()->isProtocolHandlerRegistered(scheme, baseURL, url));
 }
 
-void NavigatorContentUtilsClientImpl::unregisterProtocolHandler(const String& scheme, const blink::KURL& baseURL, const blink::KURL& url)
+void NavigatorContentUtilsClientImpl::unregisterProtocolHandler(const String& scheme, const KURL& baseURL, const KURL& url)
 {
     m_webView->client()->unregisterProtocolHandler(scheme, baseURL, url);
 }
 
 } // namespace blink