Added code so renderer would cleanly exit.

content/browser/renderer_host/render_process_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.
 
 // 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"
 
 #if defined(OS_WIN)
@@ skipping 20 matching lines @@
 #include "base/path_service.h"
 #include "base/platform_file.h"
 #include "base/process_util.h"
 #include "base/rand_util.h"
 #include "base/stl_util.h"
 #include "base/string_util.h"
 #include "base/sys_info.h"
 #include "base/threading/thread.h"
 #include "base/threading/thread_restrictions.h"
 #include "base/tracked_objects.h"
+#include "chrome/common/chrome_switches.h"
 #include "content/browser/appcache/appcache_dispatcher_host.h"
 #include "content/browser/appcache/chrome_appcache_service.h"
 #include "content/browser/browser_main.h"
 #include "content/browser/browser_main_loop.h"
 #include "content/browser/child_process_security_policy_impl.h"
 #include "content/browser/device_orientation/message_filter.h"
 #include "content/browser/download/mhtml_generation_manager.h"
 #include "content/browser/fileapi/chrome_blob_storage_context.h"
 #include "content/browser/fileapi/fileapi_message_filter.h"
 #include "content/browser/geolocation/geolocation_dispatcher_host.h"
@@ skipping 581 matching lines @@
                                     field_trial_states);
   }
 
   content::GetContentClient()->browser()->AppendExtraCommandLineSwitches(
       command_line, GetID());
 
   // Appending disable-gpu-feature switches due to software rendering list.
   GpuDataManagerImpl* gpu_data_manager = GpuDataManagerImpl::GetInstance();
   DCHECK(gpu_data_manager);
   gpu_data_manager->AppendRendererCommandLine(command_line);
+
+  if (CommandLine::ForCurrentProcess()->
+      HasSwitch(switches::kEnableRendererCleanExit))
+    command_line->AppendSwitch(switches::kEnableRendererCleanExit);
 }
 
 void RenderProcessHostImpl::PropagateBrowserCommandLineToRenderer(
     const CommandLine& browser_cmd,
     CommandLine* renderer_cmd) const {
   // Propagate the following switches to the renderer command line (along
   // with any associated values) if present in the browser command line.
   static const char* const kSwitchNames[] = {
     // We propagate the Chrome Frame command line here as well in case the
     // renderer is not run in the sandbox.
@@ skipping 714 matching lines @@
 void RenderProcessHostImpl::OnRevealFolderInOS(const FilePath& path) {
   // Only honor the request if appropriate persmissions are granted.
   if (ChildProcessSecurityPolicyImpl::GetInstance()->CanReadFile(GetID(),
                                                                  path))
     content::GetContentClient()->browser()->OpenItem(path);
 }
 
 void RenderProcessHostImpl::OnSavedPageAsMHTML(int job_id, int64 data_size) {
   MHTMLGenerationManager::GetInstance()->MHTMLGenerated(job_id, data_size);
 }