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

chrome/browser/media/media_stream_device_permission_context.cc

-// Copyright 2015 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/media/media_stream_device_permission_context.h"
-#include "chrome/browser/media/media_stream_device_permissions.h"
-#include "chrome/browser/profiles/profile.h"
-#include "chrome/common/pref_names.h"
-#include "components/content_settings/core/browser/host_content_settings_map.h"
-#include "components/content_settings/core/common/content_settings.h"
-#include "content/public/common/url_constants.h"
-#include "extensions/common/constants.h"
-
-MediaStreamDevicePermissionContext::MediaStreamDevicePermissionContext(
-    Profile* profile,
-    const content::PermissionType permission_type,
-    const ContentSettingsType content_settings_type)
-    : PermissionContextBase(profile, permission_type, content_settings_type),
-      content_settings_type_(content_settings_type) {
-  DCHECK(content_settings_type_ == CONTENT_SETTINGS_TYPE_MEDIASTREAM_MIC ||
-         content_settings_type_ == CONTENT_SETTINGS_TYPE_MEDIASTREAM_CAMERA);
-}
-
-MediaStreamDevicePermissionContext::~MediaStreamDevicePermissionContext() {}
-
-void MediaStreamDevicePermissionContext::RequestPermission(
-    content::WebContents* web_contents,
-    const PermissionRequestID& id,
-    const GURL& requesting_frame,
-    bool user_gesture,
-    const BrowserPermissionCallback& callback) {
-  NOTREACHED() << "RequestPermission is not implemented";
-  callback.Run(CONTENT_SETTING_BLOCK);
-}
-
-ContentSetting MediaStreamDevicePermissionContext::GetPermissionStatus(
-    const GURL& requesting_origin,
-    const GURL& embedding_origin) const {
-  // TODO(raymes): Merge this policy check into content settings
-  // crbug.com/244389.
-  const char* policy_name = nullptr;
-  const char* urls_policy_name = nullptr;
-  if (content_settings_type_ == CONTENT_SETTINGS_TYPE_MEDIASTREAM_MIC) {
-    policy_name = prefs::kAudioCaptureAllowed;
-    urls_policy_name = prefs::kAudioCaptureAllowedUrls;
-  } else {
-    DCHECK(content_settings_type_ == CONTENT_SETTINGS_TYPE_MEDIASTREAM_CAMERA);
-    policy_name = prefs::kVideoCaptureAllowed;
-    urls_policy_name = prefs::kVideoCaptureAllowedUrls;
-  }
-
-  MediaStreamDevicePolicy policy = GetDevicePolicy(
-      profile(), requesting_origin, policy_name, urls_policy_name);
-
-  switch (policy) {
-    case ALWAYS_DENY:
-      return CONTENT_SETTING_BLOCK;
-    case ALWAYS_ALLOW:
-      return CONTENT_SETTING_ALLOW;
-    default:
-      DCHECK_EQ(POLICY_NOT_SET, policy);
-  }
-
-  // Check the content setting. TODO(raymes): currently mic/camera permission
-  // doesn't consider the embedder.
-  ContentSetting setting = PermissionContextBase::GetPermissionStatus(
-      requesting_origin, requesting_origin);
-
-  if (setting == CONTENT_SETTING_DEFAULT)
-    setting = CONTENT_SETTING_ASK;
-
-  return setting;
-}
-
-void MediaStreamDevicePermissionContext::ResetPermission(
-    const GURL& requesting_origin,
-    const GURL& embedding_origin) {
-  NOTREACHED() << "ResetPermission is not implemented";
-}
-
-void MediaStreamDevicePermissionContext::CancelPermissionRequest(
-    content::WebContents* web_contents,
-    const PermissionRequestID& id) {
-  NOTREACHED() << "CancelPermissionRequest is not implemented";
-}
-
-bool MediaStreamDevicePermissionContext::IsRestrictedToSecureOrigins() const {
-  // Flash currently doesn't require secure origin to use mic/camera. If we
-  // return true here, it'll break the use case like http://tinychat.com.
-  // TODO(raymes): Change this to true after crbug.com/526324 is fixed.
-  return false;
-}