Fixes for WebContents associated interfaces support

content/browser/renderer_host/render_process_host_impl.cc

 // Copyright 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.
 
 // Represents the browser side of the browser <--> renderer communication
 // channel. There will be one RenderProcessHost per renderer process.
 
 #include "content/browser/renderer_host/render_process_host_impl.h"
 
 #include <algorithm>
@@ skipping 820 matching lines @@
 void RenderProcessHostImpl::EnableSendQueue() {
   is_initialized_ = false;
 }
 
 bool RenderProcessHostImpl::Init() {
   // calling Init() more than once does nothing, this makes it more convenient
   // for the view host which may not be sure in some cases
   if (channel_)
     return true;
 
+  // Ensure that the RouteProvider proxy is re-initialized on next access since
+  // it's associated with a specific Channel instance.
+  remote_route_provider_.reset();
+
   base::CommandLine::StringType renderer_prefix;
   // A command prefix is something prepended to the command line of the spawned
   // process.
   const base::CommandLine& browser_command_line =
       *base::CommandLine::ForCurrentProcess();
   renderer_prefix =
       browser_command_line.GetSwitchValueNative(switches::kRendererCmdPrefix);
 
 #if defined(OS_LINUX)
   int flags = renderer_prefix.empty() ? ChildProcessHost::CHILD_ALLOW_SELF
@@ skipping 2131 matching lines @@
   LOG(ERROR) << "Terminating render process for bad Mojo message: " << error;
 
   // The ReceivedBadMessage call below will trigger a DumpWithoutCrashing. Alias
   // enough information here so that we can determine what the bad message was.
   base::debug::Alias(&error);
   bad_message::ReceivedBadMessage(process.get(),
                                   bad_message::RPH_MOJO_PROCESS_ERROR);
 }
 
 }  // namespace content