Move ChromeOS login media access logic into a MediaAccessHandler

chrome/browser/media/public_session_tab_capture_access_handler.cc

 // Copyright 2016 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/public_session_tab_capture_access_handler.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/memory/ptr_util.h"
 #include "chrome/browser/chromeos/extensions/public_session_permission_helper.h"
 #include "chrome/browser/profiles/profiles_state.h"
 #include "chromeos/login/login_state.h"
 #include "content/public/browser/web_contents.h"
 #include "extensions/common/extension.h"
 #include "extensions/common/permissions/manifest_permission_set.h"
 #include "extensions/common/permissions/permission_set.h"
 #include "extensions/common/url_pattern_set.h"
 
 PublicSessionTabCaptureAccessHandler::PublicSessionTabCaptureAccessHandler() {}
 
 PublicSessionTabCaptureAccessHandler::~PublicSessionTabCaptureAccessHandler() {}
 
 bool PublicSessionTabCaptureAccessHandler::SupportsStreamType(
+    content::WebContents* web_contents,
     const content::MediaStreamType type,
     const extensions::Extension* extension) {
-  return tab_capture_access_handler_.SupportsStreamType(type, extension);
+  return tab_capture_access_handler_.SupportsStreamType(web_contents, type,
+                                                        extension);
 }
 
 bool PublicSessionTabCaptureAccessHandler::CheckMediaAccessPermission(
     content::WebContents* web_contents,
     const GURL& security_origin,
     content::MediaStreamType type,
     const extensions::Extension* extension) {
   return tab_capture_access_handler_.CheckMediaAccessPermission(
       web_contents, security_origin, type, extension);
 }
@@ skipping 35 matching lines @@
   // being passed on to the actual implementation.
   if (!allowed_permissions.ContainsID(extensions::APIPermission::kTabCapture)) {
     request_copy.audio_type = content::MEDIA_NO_SERVICE;
     request_copy.video_type = content::MEDIA_NO_SERVICE;
   }
 
   // Pass the request through to the original class.
   tab_capture_access_handler_.HandleRequest(web_contents, request_copy,
                                             callback, extension);
 }