Input event filtering and compositor thread setup.

content/renderer/render_thread.cc

 // Copyright (c) 2011 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/renderer/render_thread.h"
 
 #include <algorithm>
 #include <limits>
 #include <map>
 #include <vector>
@@ skipping 19 matching lines @@
 #include "content/common/npobject_util.h"
 #include "content/common/plugin_messages.h"
 #include "content/common/renderer_preferences.h"
 #include "content/common/resource_messages.h"
 #include "content/common/view_messages.h"
 #include "content/common/web_database_observer_impl.h"
 #include "content/public/renderer/content_renderer_client.h"
 #include "content/public/renderer/render_process_observer.h"
 #include "content/public/renderer/render_view_visitor.h"
 #include "content/renderer/devtools_agent_filter.h"
+#include "content/renderer/gpu/compositor_thread.h"
 #include "content/renderer/gpu/gpu_channel_host.h"
 #include "content/renderer/indexed_db_dispatcher.h"
 #include "content/renderer/media/audio_input_message_filter.h"
 #include "content/renderer/media/audio_message_filter.h"
 #include "content/renderer/media/video_capture_impl_manager.h"
 #include "content/renderer/media/video_capture_message_filter.h"
 #include "content/renderer/plugin_channel_host.h"
 #include "content/renderer/render_process_impl.h"
 #include "content/renderer/render_view.h"
 #include "content/renderer/renderer_webidbfactory_impl.h"
@@ skipping 182 matching lines @@
 
   RemoveFilter(vc_manager_->video_capture_message_filter());
 
   RemoveFilter(db_message_filter_.get());
   db_message_filter_ = NULL;
 
   // Shutdown the file thread if it's running.
   if (file_thread_.get())
     file_thread_->Stop();
 
+  if (compositor_thread_.get()) {
+    RemoveFilter(compositor_thread_->GetMessageFilter());
+    compositor_thread_.reset();
+  }
+
   if (webkit_platform_support_.get())
     WebKit::shutdown();
 
   lazy_tls.Pointer()->Set(NULL);
 
   // TODO(port)
 #if defined(OS_WIN)
   // Clean up plugin channels before this thread goes away.
   NPChannelBase::CleanupChannels();
   // Don't call COM if the renderer is in the sandbox.
@@ skipping 180 matching lines @@
   if (webkit_platform_support_.get())
     return;
 
   v8::V8::SetCounterFunction(base::StatsTable::FindLocation);
   v8::V8::SetCreateHistogramFunction(CreateHistogram);
   v8::V8::SetAddHistogramSampleFunction(AddHistogramSample);
 
   webkit_platform_support_.reset(new RendererWebKitPlatformSupportImpl);
   WebKit::initialize(webkit_platform_support_.get());
 
+  compositor_thread_.reset(new CompositorThread(this));
+  AddFilter(compositor_thread_->GetMessageFilter());

[jam, 2011/10/05 21:41:49]

nit: I'm curious why you chose to make RenderThread know that  CompositorThread
has a filter, instead of having CT add/remove its filter when it's
created/destructed?

+
   WebScriptController::enableV8SingleThreadMode();
 
   const CommandLine& command_line = *CommandLine::ForCurrentProcess();
 
   webkit_glue::EnableWebCoreLogChannels(
       command_line.GetSwitchValueASCII(switches::kWebCoreLogChannels));
 
   if (command_line.HasSwitch(switches::kPlaybackMode) ||
       command_line.HasSwitch(switches::kRecordMode) ||
       command_line.HasSwitch(switches::kNoJsRandomness)) {
@@ skipping 273 matching lines @@
 
 void RenderThread::RegisterExtension(v8::Extension* extension) {
   WebScriptController::registerExtension(extension);
   v8_extensions_.insert(extension->name());
 }
 
 bool RenderThread::IsRegisteredExtension(
     const std::string& v8_extension_name) const {
   return v8_extensions_.find(v8_extension_name) != v8_extensions_.end();
 }