Move a bunch of code in content\common (as well as a few left in renderer) to the content namespace.

content/common/socket_stream_dispatcher.cc

 // Copyright (c) 2012 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 "content/common/socket_stream_dispatcher.h"
 
 #include <vector>
 
 #include "base/bind.h"
 #include "base/id_map.h"
 #include "base/lazy_instance.h"
 #include "base/memory/ref_counted.h"
 #include "base/message_loop.h"
 #include "content/common/child_thread.h"
 #include "content/common/socket_stream.h"
 #include "content/common/socket_stream_handle_data.h"
 #include "content/common/socket_stream_messages.h"
 #include "googleurl/src/gurl.h"
 #include "webkit/glue/websocketstreamhandle_bridge.h"
 #include "webkit/glue/websocketstreamhandle_delegate.h"
 
+namespace content {
+
 // IPCWebSocketStreamHandleBridge is owned by each SocketStreamHandle.
 // It communicates with the main browser process via SocketStreamDispatcher.
 class IPCWebSocketStreamHandleBridge
     : public webkit_glue::WebSocketStreamHandleBridge {
  public:
   IPCWebSocketStreamHandleBridge(
       ChildThread* child_thread,
       WebKit::WebSocketStreamHandle* handle,
       webkit_glue::WebSocketStreamHandleDelegate* delegate)
       : socket_id_(content::kNoSocketId),
@@ skipping 192 matching lines @@
 }
 
 void SocketStreamDispatcher::OnClosed(int socket_id) {
   IPCWebSocketStreamHandleBridge* bridge =
       IPCWebSocketStreamHandleBridge::FromSocketId(socket_id);
   if (bridge)
     bridge->OnClosed();
   else
     DLOG(ERROR) << "No SocketStreamHandleBridge for socket_id=" << socket_id;
 }
+
+}  // namespace content