mash: Change the MediaDelegate to a Media{Controller,Client}.

chrome/browser/ui/ash/media_delegate_chromeos.cc

Index: chrome/browser/ui/ash/media_delegate_chromeos.cc
diff --git a/chrome/browser/ui/ash/media_delegate_chromeos.cc b/chrome/browser/ui/ash/media_delegate_chromeos.cc
deleted file mode 100644
index eb98064c733761bd75e37eba4765534850c1378a..0000000000000000000000000000000000000000
--- a/chrome/browser/ui/ash/media_delegate_chromeos.cc
+++ /dev/null
@@ -1,169 +0,0 @@
-// Copyright 2014 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/ui/ash/media_delegate_chromeos.h"
-
-#include "ash/common/system/tray/system_tray_notifier.h"
-#include "ash/common/wm_shell.h"
-#include "ash/content/shell_content_state.h"
-#include "base/location.h"
-#include "base/logging.h"
-#include "base/message_loop/message_loop.h"
-#include "base/single_thread_task_runner.h"
-#include "base/threading/thread_task_runner_handle.h"
-#include "chrome/browser/chromeos/extensions/media_player_api.h"
-#include "chrome/browser/chromeos/extensions/media_player_event_router.h"
-#include "chrome/browser/media/webrtc/media_stream_capture_indicator.h"
-#include "chrome/browser/profiles/profile_manager.h"
-#include "chrome/browser/ui/browser.h"
-#include "chrome/browser/ui/browser_list.h"
-#include "chrome/browser/ui/browser_window.h"
-#include "chrome/browser/ui/tabs/tab_strip_model.h"
-#include "content/public/browser/render_view_host.h"
-#include "content/public/browser/web_contents.h"
-#include "extensions/browser/app_window/app_window.h"
-#include "extensions/browser/app_window/app_window_registry.h"
-#include "extensions/browser/process_manager.h"
-
-namespace {
-
-void GetMediaCaptureState(
-    const MediaStreamCaptureIndicator* indicator,
-    content::WebContents* web_contents,
-    int* media_state_out) {
-  if (indicator->IsCapturingVideo(web_contents))
-    *media_state_out |= ash::MEDIA_CAPTURE_VIDEO;
-  if (indicator->IsCapturingAudio(web_contents))
-    *media_state_out |= ash::MEDIA_CAPTURE_AUDIO;
-}
-
-void GetBrowserMediaCaptureState(
-    const MediaStreamCaptureIndicator* indicator,
-    const content::BrowserContext* context,
-    int* media_state_out) {
-  const BrowserList* desktop_list = BrowserList::GetInstance();
-
-  for (BrowserList::BrowserVector::const_iterator iter = desktop_list->begin();
-       iter != desktop_list->end();
-       ++iter) {
-    TabStripModel* tab_strip_model = (*iter)->tab_strip_model();
-    for (int i = 0; i < tab_strip_model->count(); ++i) {
-      content::WebContents* web_contents = tab_strip_model->GetWebContentsAt(i);
-      if (web_contents->GetBrowserContext() != context)
-        continue;
-      GetMediaCaptureState(indicator, web_contents, media_state_out);
-      if (*media_state_out == ash::MEDIA_CAPTURE_AUDIO_VIDEO)
-        return;
-    }
-  }
-}
-
-void GetAppMediaCaptureState(
-    const MediaStreamCaptureIndicator* indicator,
-    content::BrowserContext* context,
-    int* media_state_out) {
-  const extensions::AppWindowRegistry::AppWindowList& apps =
-      extensions::AppWindowRegistry::Get(context)->app_windows();
-  for (extensions::AppWindowRegistry::AppWindowList::const_iterator iter =
-           apps.begin();
-       iter != apps.end();
-       ++iter) {
-    GetMediaCaptureState(indicator, (*iter)->web_contents(), media_state_out);
-    if (*media_state_out == ash::MEDIA_CAPTURE_AUDIO_VIDEO)
-      return;
-  }
-}
-
-void GetExtensionMediaCaptureState(
-    const MediaStreamCaptureIndicator* indicator,
-    content::BrowserContext* context,
-    int* media_state_out) {
-  for (content::RenderFrameHost* host :
-           extensions::ProcessManager::Get(context)->GetAllFrames()) {
-    content::WebContents* web_contents =
-        content::WebContents::FromRenderFrameHost(host);
-    // RFH may not have web contents.
-    if (!web_contents)
-      continue;
-    GetMediaCaptureState(indicator, web_contents, media_state_out);
-    if (*media_state_out == ash::MEDIA_CAPTURE_AUDIO_VIDEO)
-      return;
-  }
-}
-
-ash::MediaCaptureState GetMediaCaptureStateOfAllWebContents(
-    content::BrowserContext* context) {
-  if (!context)
-    return ash::MEDIA_CAPTURE_NONE;
-
-  scoped_refptr<MediaStreamCaptureIndicator> indicator =
-      MediaCaptureDevicesDispatcher::GetInstance()
-          ->GetMediaStreamCaptureIndicator();
-
-  int media_state = ash::MEDIA_CAPTURE_NONE;
-  // Browser windows
-  GetBrowserMediaCaptureState(indicator.get(), context, &media_state);
-  if (media_state == ash::MEDIA_CAPTURE_AUDIO_VIDEO)
-    return ash::MEDIA_CAPTURE_AUDIO_VIDEO;
-
-  // App windows
-  GetAppMediaCaptureState(indicator.get(), context, &media_state);
-  if (media_state == ash::MEDIA_CAPTURE_AUDIO_VIDEO)
-    return ash::MEDIA_CAPTURE_AUDIO_VIDEO;
-
-  // Extensions
-  GetExtensionMediaCaptureState(indicator.get(), context, &media_state);
-
-  return static_cast<ash::MediaCaptureState>(media_state);
-}
-
-}  // namespace
-
-MediaDelegateChromeOS::MediaDelegateChromeOS() : weak_ptr_factory_(this) {
-  MediaCaptureDevicesDispatcher::GetInstance()->AddObserver(this);
-}
-
-MediaDelegateChromeOS::~MediaDelegateChromeOS() {
-  MediaCaptureDevicesDispatcher::GetInstance()->RemoveObserver(this);
-}
-
-void MediaDelegateChromeOS::HandleMediaNextTrack() {
-  extensions::MediaPlayerAPI::Get(ProfileManager::GetActiveUserProfile())
-      ->media_player_event_router()
-      ->NotifyNextTrack();
-}
-
-void MediaDelegateChromeOS::HandleMediaPlayPause() {
-  extensions::MediaPlayerAPI::Get(ProfileManager::GetActiveUserProfile())
-      ->media_player_event_router()
-      ->NotifyTogglePlayState();
-}
-
-void MediaDelegateChromeOS::HandleMediaPrevTrack() {
-  extensions::MediaPlayerAPI::Get(ProfileManager::GetActiveUserProfile())
-      ->media_player_event_router()
-      ->NotifyPrevTrack();
-}
-
-ash::MediaCaptureState MediaDelegateChromeOS::GetMediaCaptureState(
-    ash::UserIndex index) {
-  content::BrowserContext* context =
-      ash::ShellContentState::GetInstance()->GetBrowserContextByIndex(index);
-  return GetMediaCaptureStateOfAllWebContents(context);
-}
-
-void MediaDelegateChromeOS::OnRequestUpdate(
-    int render_process_id,
-    int render_frame_id,
-    content::MediaStreamType stream_type,
-    const content::MediaRequestState state) {
-  DCHECK(base::MessageLoopForUI::IsCurrent());
-  base::ThreadTaskRunnerHandle::Get()->PostTask(
-      FROM_HERE, base::Bind(&MediaDelegateChromeOS::NotifyMediaCaptureChange,
-                            weak_ptr_factory_.GetWeakPtr()));
-}
-
-void MediaDelegateChromeOS::NotifyMediaCaptureChange() {
-  ash::WmShell::Get()->system_tray_notifier()->NotifyMediaCaptureChanged();
-}