Add flag in device enumeration request to control label clearing and don't clear for pepper.

content/renderer/media/mock_media_stream_dispatcher.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 "content/renderer/media/mock_media_stream_dispatcher.h"
 
 #include "base/strings/string_number_conversions.h"
 #include "content/public/common/media_stream_request.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
@@ skipping 41 matching lines @@
 void MockMediaStreamDispatcher::CancelGenerateStream(
     int request_id,
     const base::WeakPtr<MediaStreamDispatcherEventHandler>& event_handler) {
   EXPECT_EQ(request_id, audio_input_request_id_);
 }
 
 void MockMediaStreamDispatcher::EnumerateDevices(
     int request_id,
     const base::WeakPtr<MediaStreamDispatcherEventHandler>& event_handler,
     MediaStreamType type,
-    const GURL& security_origin) {
+    const GURL& security_origin,
+    bool hide_labels_if_no_access) {
   if (type == MEDIA_DEVICE_AUDIO_CAPTURE) {
     audio_input_request_id_ = request_id;
     audio_input_array_.clear();
     AddAudioInputDeviceToArray(true);
     AddAudioInputDeviceToArray(false);
   } else if (type == MEDIA_DEVICE_AUDIO_OUTPUT) {
     audio_output_request_id_ = request_id;
     audio_output_array_.clear();
     AddAudioOutputDeviceToArray();
   } else if (type == MEDIA_DEVICE_VIDEO_CAPTURE) {
@@ skipping 56 matching lines @@
 void MockMediaStreamDispatcher::AddVideoDeviceToArray() {
   StreamDeviceInfo video;
   video.device.id = "video_device_id" + base::IntToString(session_id_);
   video.device.name = "usb video camera";
   video.device.type = MEDIA_DEVICE_VIDEO_CAPTURE;
   video.session_id = session_id_;
   video_array_.push_back(video);
 }
 
 }  // namespace content