Cleanup namespace usage in Source/web/Web[I-Z]*.cpp

Source/web/WebRemoteFrameImpl.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/WebRemoteFrameImpl.h"
 
 #include "core/frame/FrameOwner.h"
 #include "core/frame/RemoteFrame.h"
 #include "core/page/Page.h"
 #include "public/platform/WebFloatRect.h"
 #include "public/platform/WebRect.h"
 #include "public/web/WebDocument.h"
 #include "public/web/WebPerformance.h"
 #include "public/web/WebRange.h"
 #include "web/WebLocalFrameImpl.h"
 #include "web/WebViewImpl.h"
 #include <v8/include/v8.h>
 
-using namespace blink;
-
 namespace blink {
 
 namespace {
 
 // Helper class to bridge communication for a local frame with a remote parent.
 // Currently, it serves two purposes:
 // 1. Allows the local frame's loader to retrieve sandbox flags associated with
 //    its owner element in another process.
 // 2. Trigger a load event on its owner element once it finishes a load.
 class RemoteBridgeFrameOwner : public FrameOwner {
@@ skipping 798 matching lines @@
 
 WebRemoteFrameImpl* WebRemoteFrameImpl::fromFrame(RemoteFrame& frame)
 {
     if (!frame.client())
         return 0;
     return static_cast<RemoteFrameClient*>(frame.client())->webFrame();
 }
 
 } // namespace blink