Improve process crash handling in RenderViewHost & mock RenderProcessHost.

content/browser/renderer_host/render_view_host_impl.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/browser/renderer_host/render_view_host_impl.h"
 
 #include <set>
 #include <string>
 #include <utility>
 #include <vector>
@@ skipping 209 matching lines @@
       is_waiting_for_close_ack_(false),
       sudden_termination_allowed_(false),
       render_view_termination_status_(base::TERMINATION_STATUS_STILL_RUNNING),
       virtual_keyboard_requested_(false),
       is_focused_element_editable_(false),
       updating_web_preferences_(false),
       weak_factory_(this) {
   DCHECK(instance_.get());
   CHECK(delegate_);  // http://crbug.com/82827
 
+  GetProcess()->AddObserver(this);
   GetProcess()->EnableSendQueue();
 
   if (ResourceDispatcherHostImpl::Get()) {
     bool has_active_audio = false;
     if (has_initialized_audio_host) {
       scoped_refptr<AudioRendererHost> arh =
           static_cast<RenderProcessHostImpl*>(GetProcess())
               ->audio_renderer_host();
       if (arh.get())
         has_active_audio =
@@ skipping 14 matching lines @@
 RenderViewHostImpl::~RenderViewHostImpl() {
   if (ResourceDispatcherHostImpl::Get()) {
     BrowserThread::PostTask(
         BrowserThread::IO, FROM_HERE,
         base::Bind(&ResourceDispatcherHostImpl::OnRenderViewHostDeleted,
                    base::Unretained(ResourceDispatcherHostImpl::Get()),
                    GetProcess()->GetID(), GetRoutingID()));
   }
 
   delegate_->RenderViewDeleted(this);
+  GetProcess()->RemoveObserver(this);
 }
 
 RenderViewHostDelegate* RenderViewHostImpl::GetDelegate() const {
   return delegate_;
 }
 
 SiteInstanceImpl* RenderViewHostImpl::GetSiteInstance() const {
   return instance_.get();
 }
 
@@ skipping 302 matching lines @@
                                                    float y) {
   Send(new InputMsg_ActivateNearestFindResult(GetRoutingID(),
                                               request_id, x, y));
 }
 
 void RenderViewHostImpl::RequestFindMatchRects(int current_version) {
   Send(new ViewMsg_FindMatchRects(GetRoutingID(), current_version));
 }
 #endif
 
+void RenderViewHostImpl::RenderProcessExited(RenderProcessHost* host,
+                                             base::TerminationStatus status,
+                                             int exit_code) {
+  if (!renderer_initialized())
+    return;
+
+  RenderWidgetHostImpl::RendererExited(status, exit_code);
+  delegate_->RenderViewTerminated(
+      this, static_cast<base::TerminationStatus>(status), exit_code);
+}
+
 void RenderViewHostImpl::DragTargetDragEnter(
     const DropData& drop_data,
     const gfx::Point& client_pt,
     const gfx::Point& screen_pt,
     WebDragOperationsMask operations_allowed,
     int key_modifiers) {
   const int renderer_id = GetProcess()->GetID();
   ChildProcessSecurityPolicyImpl* policy =
       ChildProcessSecurityPolicyImpl::GetInstance();
 
@@ skipping 826 matching lines @@
     if (!policy->CanReadFile(GetProcess()->GetID(), file))
       policy->GrantReadFile(GetProcess()->GetID(), file);
   }
 }
 
 void RenderViewHostImpl::SelectWordAroundCaret() {
   Send(new ViewMsg_SelectWordAroundCaret(GetRoutingID()));
 }
 
 }  // namespace content