Fix RenderFrameHost's Mojo objects not being recreated after a process crash.

content/browser/frame_host/render_frame_host_impl.cc

 // Copyright 2013 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/browser/frame_host/render_frame_host_impl.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 898 matching lines @@
   return true;
 }
 
 void RenderFrameHostImpl::SetRenderFrameCreated(bool created) {
   bool was_created = render_frame_created_;
   render_frame_created_ = created;
 
   // If the current status is different than the new status, the delegate
   // needs to be notified.
   if (delegate_ && (created != was_created)) {
-    if (created)
+    if (created) {
+      SetUpMojoIfNeeded();
       delegate_->RenderFrameCreated(this);
-    else
+    } else {
       delegate_->RenderFrameDeleted(this);
+    }
   }
 
   if (created && render_widget_host_)
     render_widget_host_->InitForFrame();
 }
 
 void RenderFrameHostImpl::Init() {
   ResourceDispatcherHost::ResumeBlockedRequestsForFrameFromUI(this);
 }
 
@@ skipping 2205 matching lines @@
   web_bluetooth_service_->SetClientConnectionErrorHandler(base::Bind(
       &RenderFrameHostImpl::DeleteWebBluetoothService, base::Unretained(this)));
   return web_bluetooth_service_.get();
 }
 
 void RenderFrameHostImpl::DeleteWebBluetoothService() {
   web_bluetooth_service_.reset();
 }
 
 }  // namespace content