Support sharing of ContentMain and BrowserMain code with embedded use cases (try #2).

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 103 matching lines @@
 
 #include "third_party/skia/include/core/SkBitmap.h"
 
 using content::BrowserMessageFilter;
 using content::BrowserThread;
 using content::ChildProcessHost;
 using content::ChildProcessHostImpl;
 using content::UserMetricsAction;
 using content::WebUIControllerFactory;
 
+extern bool g_exited_main_message_loop;
+
 // This class creates the IO thread for the renderer when running in
 // single-process mode.  It's not used in multi-process mode.
 class RendererMainThread : public base::Thread {
  public:
   explicit RendererMainThread(const std::string& channel_id)
       : base::Thread("Chrome_InProcRendererThread"),
         channel_id_(channel_id),
         render_process_(NULL) {
   }
 
@@ skipping 174 matching lines @@
       base::PLATFORM_FILE_READ | base::PLATFORM_FILE_WRITE |
       base::PLATFORM_FILE_WRITE_ATTRIBUTES | base::PLATFORM_FILE_ENUMERATE);
   // This is so that we can rename the old sandbox out of the way so that we
   // know we've taken care of it.
   ChildProcessSecurityPolicy::GetInstance()->GrantPermissionsForFile(
       GetID(), browser_context->GetPath().Append(
           fileapi::SandboxMountPointProvider::kRenamedOldFileSystemDirectory),
       base::PLATFORM_FILE_CREATE | base::PLATFORM_FILE_CREATE_ALWAYS |
       base::PLATFORM_FILE_WRITE);
 
-  CHECK(!content::ExitedMainMessageLoop());
+  CHECK(!g_exited_main_message_loop);
   RegisterHost(GetID(), this);
   g_all_hosts.Get().set_check_on_null_data(true);
   // Initialize |child_process_activity_time_| to a reasonable value.
   mark_child_process_activity_time();
   // Note: When we create the RenderProcessHostImpl, it's technically
   //       backgrounded, because it has no visible listeners.  But the process
   //       doesn't actually exist yet, so we'll Background it later, after
   //       creation.
 }
 
@@ skipping 966 matching lines @@
 void RenderProcessHostImpl::OnRevealFolderInOS(const FilePath& path) {
   // Only honor the request if appropriate persmissions are granted.
   if (ChildProcessSecurityPolicy::GetInstance()->CanReadFile(GetID(), path))
     content::GetContentClient()->browser()->OpenItem(path);
 }
 
 void RenderProcessHostImpl::OnSavedPageAsMHTML(int job_id, int64 data_size) {
   content::GetContentClient()->browser()->GetMHTMLGenerationManager()->
       MHTMLGenerated(job_id, data_size);
 }