Remove dead code related to media device enumerations and monitoring.

content/renderer/pepper/pepper_media_device_manager.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/pepper/pepper_media_device_manager.h"
 
 #include "base/location.h"
 #include "base/logging.h"
 #include "base/single_thread_task_runner.h"
 #include "base/threading/thread_task_runner_handle.h"
@@ skipping 168 matching lines @@
     const StreamDeviceInfoArray& video_device_array) {}
 
 void PepperMediaDeviceManager::OnStreamGenerationFailed(
     int request_id,
     content::MediaStreamRequestResult result) {}
 
 void PepperMediaDeviceManager::OnDeviceStopped(
     const std::string& label,
     const StreamDeviceInfo& device_info) {}
 
-void PepperMediaDeviceManager::OnDevicesEnumerated(
-    int request_id,
-    const StreamDeviceInfoArray& device_array) {
-  NOTREACHED();
-}
-
 void PepperMediaDeviceManager::OnDeviceOpened(
     int request_id,
     const std::string& label,
     const StreamDeviceInfo& device_info) {
   NotifyDeviceOpened(request_id, true, label);
 }
 
 void PepperMediaDeviceManager::OnDeviceOpenFailed(int request_id) {
   NotifyDeviceOpened(request_id, false, std::string());
 }
 
-void PepperMediaDeviceManager::OnDevicesChanged() {}
-
 // static
 MediaStreamType PepperMediaDeviceManager::FromPepperDeviceType(
     PP_DeviceType_Dev type) {
   switch (type) {
     case PP_DEVICETYPE_DEV_INVALID:
       return MEDIA_NO_SERVICE;
     case PP_DEVICETYPE_DEV_AUDIOCAPTURE:
       return MEDIA_DEVICE_AUDIO_CAPTURE;
     case PP_DEVICETYPE_DEV_VIDEOCAPTURE:
       return MEDIA_DEVICE_VIDEO_CAPTURE;
@@ skipping 55 matching lines @@
   }
 
   return media_devices_dispatcher_;
 }
 
 void PepperMediaDeviceManager::OnDestruct() {
   delete this;
 }
 
 }  // namespace content