Cleanup: move WebRTC related files from chrome/browser/media to chrome/browser/media/webrtc/

chrome/browser/media/media_stream_devices_controller.h

-// 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.
-
-#ifndef CHROME_BROWSER_MEDIA_MEDIA_STREAM_DEVICES_CONTROLLER_H_
-#define CHROME_BROWSER_MEDIA_MEDIA_STREAM_DEVICES_CONTROLLER_H_
-
-#include <map>
-#include <string>
-
-#include "base/macros.h"
-#include "chrome/browser/permissions/permission_request.h"
-#include "components/content_settings/core/common/content_settings.h"
-#include "content/public/browser/web_contents_delegate.h"
-
-class Profile;
-class TabSpecificContentSettings;
-
-namespace content {
-class WebContents;
-}
-
-namespace user_prefs {
-class PrefRegistrySyncable;
-}
-
-class MediaStreamDevicesController : public PermissionRequest {
- public:
-  MediaStreamDevicesController(content::WebContents* web_contents,
-                               const content::MediaStreamRequest& request,
-                               const content::MediaResponseCallback& callback);
-
-  ~MediaStreamDevicesController() override;
-
-  // Registers the prefs backing the audio and video policies.
-  static void RegisterProfilePrefs(user_prefs::PrefRegistrySyncable* registry);
-
-  bool IsAllowedForAudio() const;
-  bool IsAllowedForVideo() const;
-  bool IsAskingForAudio() const;
-  bool IsAskingForVideo() const;
-  base::string16 GetMessageText() const;
-
-  // Forces the permissions to be denied (without being persisted) regardless
-  // of what the previous state was.  If the user had previously allowed the
-  // site video or audio access, this ignores that and informs the site it was
-  // denied.
-  //
-  // This differs from PermissionGranted/PermissionDenied as they only operate
-  // on the permissions if they are in the ASK state.
-  void ForcePermissionDeniedTemporarily();
-
-  // Answers a permission request with (possibly) different values for
-  // |audio_accepted| and |video_accepted|. Intended for use from
-  // MediaStreamInfobarDelegateAndroid.
-  // TODO(tsergeant): Remove this by refactoring Android to use
-  // PermissionRequest instead of a custom infobar delegate.
-  void GroupedRequestFinished(bool audio_accepted, bool video_accepted);
-
-  // PermissionRequest:
-  int GetIconId() const override;
-  base::string16 GetMessageTextFragment() const override;
-  GURL GetOrigin() const override;
-  void PermissionGranted() override;
-  void PermissionDenied() override;
-  void Cancelled() override;
-  void RequestFinished() override;
-  PermissionRequestType GetPermissionRequestType() const override;
-
- private:
-  // Returns a list of devices available for the request for the given
-  // audio/video permission settings.
-  content::MediaStreamDevices GetDevices(ContentSetting audio_setting,
-                                         ContentSetting video_setting);
-
-  // Runs |callback_| with the given audio/video permission settings. If neither
-  // |audio_setting| or |video_setting| is set to allow, |denial_reason| should
-  // be set to the error to be reported when running |callback_|.
-  void RunCallback(ContentSetting audio_setting,
-                   ContentSetting video_setting,
-                   content::MediaStreamRequestResult denial_reason);
-
-  // Store the permission to use media devices for the origin of the request.
-  // This is triggered when the user makes a decision.
-  void StorePermission(ContentSetting new_audio_setting,
-                       ContentSetting new_video_setting) const;
-
-  // Called when the permission has been set to update the
-  // TabSpecificContentSettings.
-  void UpdateTabSpecificContentSettings(ContentSetting audio_setting,
-                                        ContentSetting video_setting) const;
-
-  // Returns the content settings for the given content type and request.
-  ContentSetting GetContentSetting(
-      ContentSettingsType content_type,
-      const content::MediaStreamRequest& request,
-      content::MediaStreamRequestResult* denial_reason) const;
-
-  // Returns the content setting that should apply given an old content setting
-  // and a user decision that has been made. If a user isn't being asked for one
-  // of audio/video then we shouldn't change that setting, even if they accept
-  // the dialog.
-  ContentSetting GetNewSetting(ContentSettingsType content_type,
-                               ContentSetting old_setting,
-                               ContentSetting user_decision) const;
-
-  // Returns true if clicking allow on the dialog should give access to the
-  // requested devices.
-  bool IsUserAcceptAllowed(ContentSettingsType content_type) const;
-
-  // The audio/video content settings BEFORE the user clicks accept/deny.
-  ContentSetting old_audio_setting_;
-  ContentSetting old_video_setting_;
-
-  content::WebContents* web_contents_;
-
-  // The owner of this class needs to make sure it does not outlive the profile.
-  Profile* profile_;
-
-  // Weak pointer to the tab specific content settings of the tab for which the
-  // MediaStreamDevicesController was created. The tab specific content
-  // settings are associated with a the web contents of the tab. The
-  // MediaStreamDeviceController must not outlive the web contents for which it
-  // was created.
-  TabSpecificContentSettings* content_settings_;
-
-  // The original request for access to devices.
-  const content::MediaStreamRequest request_;
-
-  // The callback that needs to be Run to notify WebRTC of whether access to
-  // audio/video devices was granted or not.
-  content::MediaResponseCallback callback_;
-
-  // Whether the permissions granted or denied by the user should be persisted.
-  bool persist_permission_changes_;
-
-  DISALLOW_COPY_AND_ASSIGN(MediaStreamDevicesController);
-};
-
-#endif  // CHROME_BROWSER_MEDIA_MEDIA_STREAM_DEVICES_CONTROLLER_H_