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

Source/web/NavigatorContentUtilsClientImpl.cpp

Index: Source/web/NavigatorContentUtilsClientImpl.cpp
diff --git a/Source/web/NavigatorContentUtilsClientImpl.cpp b/Source/web/NavigatorContentUtilsClientImpl.cpp
index 22890fece7309cde5658f319ed40010daf058ad7..a5b37553c3cfc048298eb584b48e089921311249 100644
--- a/Source/web/NavigatorContentUtilsClientImpl.cpp
+++ b/Source/web/NavigatorContentUtilsClientImpl.cpp
@@ -8,8 +8,6 @@
 #include "public/web/WebViewClient.h"
 #include "web/WebViewImpl.h"
 
-using namespace blink;
-
 namespace blink {
 
 PassOwnPtr<NavigatorContentUtilsClientImpl> NavigatorContentUtilsClientImpl::create(WebViewImpl* webView)
@@ -22,17 +20,17 @@ NavigatorContentUtilsClientImpl::NavigatorContentUtilsClientImpl(WebViewImpl* we
 {
 }
 
-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);
 }