Addressed or cleaned-up a number of TODOs.

content/renderer/render_thread_impl.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_impl.h"
 
 #include <algorithm>
 #include <limits>
 #include <map>
 #include <vector>
@@ skipping 485 matching lines @@
   WebRuntimeFeatures::enableWebAudio(
       !command_line.HasSwitch(switches::kDisableWebAudio));
 #endif
 
   WebRuntimeFeatures::enablePushState(true);
 
 #ifdef TOUCH_UI
   WebRuntimeFeatures::enableTouch(true);
   WebKit::WebPopupMenu::setMinimumRowHeight(kPopupListBoxMinimumRowHeight);
 #else
-  // TODO(saintlou): in the future touch should always be enabled
   WebRuntimeFeatures::enableTouch(false);
 #endif
 
   WebRuntimeFeatures::enableDeviceMotion(
       command_line.HasSwitch(switches::kEnableDeviceMotion));
 
   WebRuntimeFeatures::enableDeviceOrientation(
       !command_line.HasSwitch(switches::kDisableDeviceOrientation));
 
   WebRuntimeFeatures::enableSpeechInput(
@@ skipping 265 matching lines @@
 
 scoped_refptr<base::MessageLoopProxy>
 RenderThreadImpl::GetFileThreadMessageLoopProxy() {
   DCHECK(message_loop() == MessageLoop::current());
   if (!file_thread_.get()) {
     file_thread_.reset(new base::Thread("Renderer::FILE"));
     file_thread_->Start();
   }
   return file_thread_->message_loop_proxy();
 }