Revert "Refactor code listening to platform events in content/renderer/."

content/renderer/render_thread_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.
 
 #include "content/renderer/render_thread_impl.h"
 
 #include <algorithm>
 #include <limits>
 #include <map>
 #include <vector>
@@ skipping 54 matching lines @@
 #include "content/public/common/url_constants.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/compositor_bindings/web_external_bitmap_impl.h"
 #include "content/renderer/compositor_bindings/web_layer_impl.h"
 #include "content/renderer/devtools/devtools_agent_filter.h"
 #include "content/renderer/dom_storage/dom_storage_dispatcher.h"
 #include "content/renderer/dom_storage/webstoragearea_impl.h"
 #include "content/renderer/dom_storage/webstoragenamespace_impl.h"
+#include "content/renderer/gamepad_shared_memory_reader.h"
 #include "content/renderer/gpu/compositor_output_surface.h"
 #include "content/renderer/gpu/gpu_benchmarking_extension.h"
 #include "content/renderer/input/input_event_filter.h"
 #include "content/renderer/input/input_handler_manager.h"
 #include "content/renderer/media/aec_dump_message_filter.h"
 #include "content/renderer/media/audio_input_message_filter.h"
 #include "content/renderer/media/audio_message_filter.h"
 #include "content/renderer/media/audio_renderer_mixer_manager.h"
 #include "content/renderer/media/media_stream_center.h"
 #include "content/renderer/media/midi_message_filter.h"
@@ skipping 805 matching lines @@
   scoped_refptr<base::MessageLoopProxy> output_surface_loop;
   if (enable)
     output_surface_loop = compositor_message_loop_proxy_;
   else
     output_surface_loop = base::MessageLoopProxy::current();
 
   compositor_output_surface_filter_ =
       CompositorOutputSurface::CreateFilter(output_surface_loop.get());
   AddFilter(compositor_output_surface_filter_.get());
 
+  gamepad_shared_memory_reader_.reset(
+      new GamepadSharedMemoryReader(webkit_platform_support_.get()));
+  AddObserver(gamepad_shared_memory_reader_.get());
+
   RenderThreadImpl::RegisterSchemes();
 
   EnableBlinkPlatformLogChannels(
       command_line.GetSwitchValueASCII(switches::kBlinkPlatformLogChannels));
 
   SetRuntimeFeaturesDefaultsAndUpdateFromArgs(command_line);
 
   if (!media::IsMediaLibraryInitialized()) {
     WebRuntimeFeatures::enableMediaPlayer(false);
     WebRuntimeFeatures::enableWebAudio(false);
@@ skipping 695 matching lines @@
 
 void RenderThreadImpl::SetFlingCurveParameters(
     const std::vector<float>& new_touchpad,
     const std::vector<float>& new_touchscreen) {
   webkit_platform_support_->SetFlingCurveParameters(new_touchpad,
                                                     new_touchscreen);
 
 }
 
 void RenderThreadImpl::SampleGamepads(blink::WebGamepads* data) {
-  webkit_platform_support_->sampleGamepads(*data);
+  gamepad_shared_memory_reader_->SampleGamepads(*data);
+}
+
+void RenderThreadImpl::SetGamepadListener(blink::WebGamepadListener* listener) {
+  gamepad_shared_memory_reader_->SetGamepadListener(listener);
 }
 
 void RenderThreadImpl::WidgetCreated() {
   widget_count_++;
 }
 
 void RenderThreadImpl::WidgetDestroyed() {
   widget_count_--;
 }
 
@@ skipping 18 matching lines @@
   hidden_widget_count_--;
 
   if (!GetContentClient()->renderer()->RunIdleHandlerWhenWidgetsHidden()) {
     return;
   }
 
   ScheduleIdleHandler(kLongIdleHandlerDelayMs);
 }
 
 }  // namespace content