Remove old WebSocket implementation from content/

content/browser/renderer_host/render_process_host_impl.cc

Index: content/browser/renderer_host/render_process_host_impl.cc
diff --git a/content/browser/renderer_host/render_process_host_impl.cc b/content/browser/renderer_host/render_process_host_impl.cc
index fa0a406574848fc123c27a660bc0587e22900c54..cbdc8a1b950fe0da7a3d4582fc3b8ce740b6ead3 100644
--- a/content/browser/renderer_host/render_process_host_impl.cc
+++ b/content/browser/renderer_host/render_process_host_impl.cc
@@ -92,7 +92,6 @@
 #include "content/browser/renderer_host/render_view_host_impl.h"
 #include "content/browser/renderer_host/render_widget_helper.h"
 #include "content/browser/renderer_host/render_widget_host_impl.h"
-#include "content/browser/renderer_host/socket_stream_dispatcher_host.h"
 #include "content/browser/renderer_host/text_input_client_message_filter.h"
 #include "content/browser/renderer_host/websocket_dispatcher_host.h"
 #include "content/browser/resolve_proxy_msg_helper.h"
@@ -799,16 +798,6 @@ void RenderProcessHostImpl::CreateMessageFilters() {
   AddFilter(browser_cdm_manager_.get());
 #endif
 
-  SocketStreamDispatcherHost::GetRequestContextCallback
-      request_context_callback(
-          base::Bind(&GetRequestContext, request_context,
-                     media_request_context));
-
-  SocketStreamDispatcherHost* socket_stream_dispatcher_host =
-      new SocketStreamDispatcherHost(
-          GetID(), request_context_callback, resource_context);
-  AddFilter(socket_stream_dispatcher_host);
-
   WebSocketDispatcherHost::GetRequestContextCallback
       websocket_request_context_callback(
           base::Bind(&GetRequestContext, request_context,