Add method for identifying different InfoBars

chrome/browser/media/media_stream_infobar_delegate_android.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 "chrome/browser/media/media_stream_infobar_delegate_android.h"
 
 #include <stddef.h>
 #include <utility>
 
 #include "base/logging.h"
@@ skipping 53 matching lines @@
 }
 
 bool MediaStreamInfoBarDelegateAndroid::IsRequestingVideoAccess() const {
   return controller_->IsAskingForVideo();
 }
 
 bool MediaStreamInfoBarDelegateAndroid::IsRequestingMicrophoneAccess() const {
   return controller_->IsAskingForAudio();
 }
 
+infobars::InfoBarDelegate::InfoBarIdentifier
+MediaStreamInfoBarDelegateAndroid::GetIdentifier() const {
+  return MEDIA_STREAM_INFOBAR_DELEGATE_ANDROID;
+}
+
 MediaStreamInfoBarDelegateAndroid::MediaStreamInfoBarDelegateAndroid(
     scoped_ptr<MediaStreamDevicesController> controller)
     : ConfirmInfoBarDelegate(), controller_(std::move(controller)) {
   DCHECK(controller_.get());
   DCHECK(controller_->IsAskingForAudio() || controller_->IsAskingForVideo());
 }
 
 infobars::InfoBarDelegate::Type
 MediaStreamInfoBarDelegateAndroid::GetInfoBarType() const {
   return PAGE_ACTION_TYPE;
@@ skipping 54 matching lines @@
   return true;
 }
 
 base::string16 MediaStreamInfoBarDelegateAndroid::GetLinkText() const {
   return base::string16();
 }
 
 GURL MediaStreamInfoBarDelegateAndroid::GetLinkURL() const {
   return GURL(chrome::kMediaAccessLearnMoreUrl);
 }