✀ Remove postMessage plumbing for swappedout:// ✀

content/renderer/render_frame_proxy.cc

 // 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 "content/renderer/render_frame_proxy.h"
 
 #include <stdint.h>
 #include <map>
 #include <utility>
 
@@ skipping 148 matching lines @@
       web_frame_(nullptr),
       render_view_(nullptr),
       render_widget_(nullptr) {
   std::pair<RoutingIDProxyMap::iterator, bool> result =
       g_routing_id_proxy_map.Get().insert(std::make_pair(routing_id_, this));
   CHECK(result.second) << "Inserting a duplicate item.";
   RenderThread::Get()->AddRoute(routing_id_, this);
 }
 
 RenderFrameProxy::~RenderFrameProxy() {
-  // TODO(nasko): Set the render_frame_proxy to null to avoid a double deletion
-  // when detaching the main frame. This can be removed once RenderFrameImpl and
-  // RenderFrameProxy have been completely decoupled. See
-  // https://crbug.com/357747.
-  RenderFrameImpl* render_frame =
-      RenderFrameImpl::FromRoutingID(frame_routing_id_);
-  if (render_frame)
-    render_frame->set_render_frame_proxy(nullptr);
-
   render_widget_->UnregisterRenderFrameProxy(this);
 
   CHECK(!web_frame_);
   RenderThread::Get()->RemoveRoute(routing_id_);
   g_routing_id_proxy_map.Get().erase(routing_id_);
 }
 
 void RenderFrameProxy::Init(blink::WebRemoteFrame* web_frame,
                             RenderViewImpl* render_view,
                             RenderWidget* render_widget) {
@@ skipping 281 matching lines @@
                                     blink::WebLocalFrame* source) {
   int source_routing_id = RenderFrameImpl::FromWebFrame(source)->GetRoutingID();
   Send(new FrameHostMsg_AdvanceFocus(routing_id_, type, source_routing_id));
 }
 
 void RenderFrameProxy::frameFocused() {
   Send(new FrameHostMsg_FrameFocused(routing_id_));
 }
 
 }  // namespace