Revert of scheduler: Implement task observers

content/renderer/renderer_blink_platform_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/renderer_blink_platform_impl.h"
 
 #include "base/command_line.h"
 #include "base/files/file_path.h"
 #include "base/lazy_instance.h"
 #include "base/logging.h"
@@ skipping 34 matching lines @@
 #include "content/renderer/device_sensors/device_orientation_event_pump.h"
 #include "content/renderer/dom_storage/webstoragenamespace_impl.h"
 #include "content/renderer/gamepad_shared_memory_reader.h"
 #include "content/renderer/media/audio_decoder.h"
 #include "content/renderer/media/renderer_webaudiodevice_impl.h"
 #include "content/renderer/media/renderer_webmidiaccessor_impl.h"
 #include "content/renderer/render_thread_impl.h"
 #include "content/renderer/renderer_clipboard_delegate.h"
 #include "content/renderer/scheduler/renderer_scheduler.h"
 #include "content/renderer/scheduler/web_scheduler_impl.h"
-#include "content/renderer/scheduler/webthread_impl_for_scheduler.h"
 #include "content/renderer/screen_orientation/screen_orientation_observer.h"
 #include "content/renderer/webclipboard_impl.h"
 #include "content/renderer/webgraphicscontext3d_provider_impl.h"
 #include "content/renderer/webpublicsuffixlist_impl.h"
 #include "gpu/config/gpu_info.h"
 #include "ipc/ipc_sync_message_filter.h"
 #include "media/audio/audio_output_device.h"
 #include "media/base/audio_hardware_config.h"
 #include "media/base/key_systems.h"
 #include "media/blink/webcontentdecryptionmodule_impl.h"
@@ skipping 156 matching lines @@
 #endif
 };
 #endif  // defined(OS_ANDROID)
 
 //------------------------------------------------------------------------------
 
 RendererBlinkPlatformImpl::RendererBlinkPlatformImpl(
     RendererScheduler* renderer_scheduler)
     : BlinkPlatformImpl(renderer_scheduler->DefaultTaskRunner()),
       web_scheduler_(new WebSchedulerImpl(renderer_scheduler)),
-      main_thread_(new WebThreadImplForScheduler(renderer_scheduler)),
       clipboard_delegate_(new RendererClipboardDelegate),
       clipboard_(new WebClipboardImpl(clipboard_delegate_.get())),
       mime_registry_(new RendererBlinkPlatformImpl::MimeRegistry),
       sudden_termination_disables_(0),
       plugin_refresh_allowed_(true),
       default_task_runner_(renderer_scheduler->DefaultTaskRunner()),
       web_scrollbar_behavior_(new WebScrollbarBehaviorImpl) {
   if (g_sandbox_enabled && sandboxEnabled()) {
     sandbox_support_.reset(new RendererBlinkPlatformImpl::SandboxSupport);
   } else {
@@ skipping 15 matching lines @@
 RendererBlinkPlatformImpl::~RendererBlinkPlatformImpl() {
   WebFileSystemImpl::DeleteThreadSpecificInstance();
 }
 
 //------------------------------------------------------------------------------
 
 blink::WebScheduler* RendererBlinkPlatformImpl::scheduler() {
   return web_scheduler_.get();
 }
 
-blink::WebThread* RendererBlinkPlatformImpl::currentThread() {
-  if (main_thread_->isCurrentThread())
-    return main_thread_.get();
-  return BlinkPlatformImpl::currentThread();
-}
-
 blink::WebClipboard* RendererBlinkPlatformImpl::clipboard() {
   blink::WebClipboard* clipboard =
       GetContentClient()->renderer()->OverrideWebClipboard();
   if (clipboard)
     return clipboard;
   return clipboard_.get();
 }
 
 blink::WebMimeRegistry* RendererBlinkPlatformImpl::mimeRegistry() {
   return mime_registry_.get();
@@ skipping 937 matching lines @@
 //------------------------------------------------------------------------------
 
 void RendererBlinkPlatformImpl::MockBatteryStatusChangedForTesting(
     const blink::WebBatteryStatus& status) {
   if (!g_test_battery_status_listener)
     return;
   g_test_battery_status_listener->updateBatteryStatus(status);
 }
 
 }  // namespace content