Cleanup namespace usage in Source/core/modules/[mediasource/* to websockets/*]

Source/modules/navigatorcontentutils/testing/NavigatorContentUtilsClientMock.h

Index: Source/modules/navigatorcontentutils/testing/NavigatorContentUtilsClientMock.h
diff --git a/Source/modules/navigatorcontentutils/testing/NavigatorContentUtilsClientMock.h b/Source/modules/navigatorcontentutils/testing/NavigatorContentUtilsClientMock.h
index 9a1ba82e7bca001ef7cef01590f0409eca3be0a1..8a85d0c0a77f3d6307380913896a7f687c0ef016 100644
--- a/Source/modules/navigatorcontentutils/testing/NavigatorContentUtilsClientMock.h
+++ b/Source/modules/navigatorcontentutils/testing/NavigatorContentUtilsClientMock.h
@@ -27,8 +27,8 @@ public:
 private:
     typedef struct {
         String scheme;
-        blink::KURL baseURL;
-        blink::KURL url;
+        KURL baseURL;
+        KURL url;
         String title;
     } ProtocolInfo;
 
@@ -36,6 +36,6 @@ private:
     RegisteredProtocolMap m_protocolMap;
 };
 
-}
+} // namespace blink
 
 #endif // NavigatorContentUtilsClientMock_h