Split GpuProcessHost into GpuProcessHostUIShim, which runs on the UI...

chrome/browser/renderer_host/resource_message_filter.cc

 // Copyright (c) 2010 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 "chrome/browser/renderer_host/resource_message_filter.h"
 
 #include "app/clipboard/clipboard.h"
 #include "base/callback.h"
 #include "base/command_line.h"
 #include "base/file_util.h"
 #include "base/histogram.h"
 #include "base/process_util.h"
 #include "base/thread.h"
 #include "chrome/browser/appcache/appcache_dispatcher_host.h"
 #include "chrome/browser/browser_about_handler.h"
 #include "chrome/browser/child_process_security_policy.h"
 #include "chrome/browser/chrome_plugin_browsing_context.h"
 #include "chrome/browser/chrome_thread.h"
 #include "chrome/browser/download/download_file.h"
 #include "chrome/browser/extensions/extension_message_service.h"
 #include "chrome/browser/geolocation/geolocation_permission_context.h"
 #include "chrome/browser/geolocation/geolocation_dispatcher_host.h"
+#include "chrome/browser/gpu_process_host.h"
 #include "chrome/browser/host_zoom_map.h"
 #include "chrome/browser/in_process_webkit/dom_storage_dispatcher_host.h"
 #include "chrome/browser/metrics/histogram_synchronizer.h"
 #include "chrome/browser/nacl_host/nacl_process_host.h"
 #include "chrome/browser/net/chrome_url_request_context.h"
 #include "chrome/browser/net/dns_global.h"
 #include "chrome/browser/notifications/desktop_notification_service.h"
 #include "chrome/browser/notifications/notifications_prefs_cache.h"
 #include "chrome/browser/plugin_service.h"
 #include "chrome/browser/pref_service.h"
@@ skipping 500 matching lines @@
       IPC_MESSAGE_HANDLER_DELAY_REPLY(ViewHostMsg_GetFileSize, OnGetFileSize)
       IPC_MESSAGE_HANDLER_DELAY_REPLY(ViewHostMsg_GetFileModificationTime,
                                       OnGetFileModificationTime)
       IPC_MESSAGE_HANDLER(ViewHostMsg_Keygen, OnKeygen)
       IPC_MESSAGE_HANDLER_DELAY_REPLY(ViewHostMsg_GetExtensionMessageBundle,
                                       OnGetExtensionMessageBundle)
       IPC_MESSAGE_HANDLER(ViewHostMsg_TranslateText, OnTranslateText)
 #if defined(USE_TCMALLOC)
       IPC_MESSAGE_HANDLER(ViewHostMsg_RendererTcmalloc, OnRendererTcmalloc)
 #endif
+      IPC_MESSAGE_HANDLER(ViewHostMsg_EstablishGpuChannel,
+                          OnEstablishGpuChannel)
+      IPC_MESSAGE_HANDLER_DELAY_REPLY(ViewHostMsg_SynchronizeGpu,
+                                      OnSynchronizeGpu)
       IPC_MESSAGE_UNHANDLED(
           handled = false)
     IPC_END_MESSAGE_MAP_EX()
   }
 
   if (!msg_is_ok)
     BrowserRenderProcessHost::BadMessageTerminateProcess(msg.type(), handle());
 
   return handled;
 }
@@ skipping 851 matching lines @@
 
 #if defined(USE_TCMALLOC)
 void ResourceMessageFilter::OnRendererTcmalloc(base::ProcessId pid,
                                                const std::string& output) {
   ChromeThread::PostTask(
       ChromeThread::UI, FROM_HERE,
       NewRunnableFunction(AboutTcmallocRendererCallback, pid, output));
 }
 #endif
 
+void ResourceMessageFilter::OnEstablishGpuChannel() {
+  GpuProcessHost::Get()->EstablishGpuChannel(id(), this);
+}
+
+void ResourceMessageFilter::OnSynchronizeGpu(IPC::Message* reply) {
+  // We handle this message (and the other GPU process messages) here
+  // rather than handing the message to the GpuProcessHost for
+  // dispatch so that we can use the DELAY_REPLY macro to synthesize
+  // the reply message, and also send down a "this" pointer so that
+  // the GPU process host can send the reply later.
+  GpuProcessHost::Get()->Synchronize(reply, this);
+}
+
 void ResourceMessageFilter::OnGetExtensionMessageBundle(
     const std::string& extension_id, IPC::Message* reply_msg) {
   ChromeURLRequestContext* context = static_cast<ChromeURLRequestContext*>(
     request_context_->GetURLRequestContext());
 
   FilePath extension_path = context->GetPathForExtension(extension_id);
   std::string default_locale =
     context->GetDefaultLocaleForExtension(extension_id);
 
   ChromeThread::PostTask(
@@ skipping 27 matching lines @@
   dictionary_map.insert(
       std::make_pair(ExtensionMessageBundle::kExtensionIdKey, extension_id));
 
   ViewHostMsg_GetExtensionMessageBundle::WriteReplyParams(
       reply_msg, dictionary_map);
 
   ChromeThread::PostTask(
       ChromeThread::IO, FROM_HERE,
       NewRunnableMethod(this, &ResourceMessageFilter::Send, reply_msg));
 }