Move enable_webrtc to a buildflag header.

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"
 #include "content/renderer/media/media_devices_event_dispatcher.h"
 #include "content/renderer/media/media_stream_dispatcher.h"
 #include "content/renderer/render_frame_impl.h"
+#include "media/media_features.h"
 #include "ppapi/shared_impl/ppb_device_ref_shared.h"
 #include "services/service_manager/public/cpp/interface_provider.h"
 
 namespace content {
 
 namespace {
 
 PP_DeviceType_Dev FromMediaDeviceType(MediaDeviceType type) {
   switch (type) {
     case MEDIA_DEVICE_TYPE_AUDIO_INPUT:
@@ skipping 47 matching lines @@
       next_id_(1) {}
 
 PepperMediaDeviceManager::~PepperMediaDeviceManager() {
   DCHECK(open_callbacks_.empty());
 }
 
 void PepperMediaDeviceManager::EnumerateDevices(
     PP_DeviceType_Dev type,
     const GURL& document_url,
     const DevicesCallback& callback) {
-#if defined(ENABLE_WEBRTC)
+#if BUILDFLAG(ENABLE_WEBRTC)
   bool request_audio_input = type == PP_DEVICETYPE_DEV_AUDIOCAPTURE;
   bool request_video_input = type == PP_DEVICETYPE_DEV_VIDEOCAPTURE;
   CHECK(request_audio_input || request_video_input);
   GetMediaDevicesDispatcher()->EnumerateDevices(
       request_audio_input, request_video_input, false /* audio_output */,
       url::Origin(document_url.GetOrigin()),
       base::Bind(&PepperMediaDeviceManager::DevicesEnumerated, AsWeakPtr(),
                  callback, ToMediaDeviceType(type)));
 #else
   base::ThreadTaskRunnerHandle::Get()->PostTask(
       FROM_HERE,
       base::Bind(&PepperMediaDeviceManager::DevicesEnumerated, AsWeakPtr(),
                  callback, ToMediaDeviceType(type), MediaDeviceInfoArray()));
 #endif
 }
 
 uint32_t PepperMediaDeviceManager::StartMonitoringDevices(
     PP_DeviceType_Dev type,
     const GURL& document_url,
     const DevicesCallback& callback) {
-#if defined(ENABLE_WEBRTC)
+#if BUILDFLAG(ENABLE_WEBRTC)
   base::WeakPtr<MediaDevicesEventDispatcher> event_dispatcher =
       MediaDevicesEventDispatcher::GetForRenderFrame(render_frame());
   return event_dispatcher->SubscribeDeviceChangeNotifications(
       ToMediaDeviceType(type), url::Origin(document_url.GetOrigin()),
       base::Bind(&PepperMediaDeviceManager::DevicesChanged, AsWeakPtr(),
                  callback));
 #else
   return 0;
 #endif
 }
 
 void PepperMediaDeviceManager::StopMonitoringDevices(PP_DeviceType_Dev type,
                                                      uint32_t subscription_id) {
-#if defined(ENABLE_WEBRTC)
+#if BUILDFLAG(ENABLE_WEBRTC)
   base::WeakPtr<MediaDevicesEventDispatcher> event_dispatcher =
       MediaDevicesEventDispatcher::GetForRenderFrame(render_frame());
   event_dispatcher->UnsubscribeDeviceChangeNotifications(
       ToMediaDeviceType(type), subscription_id);
 #endif
 }
 
 int PepperMediaDeviceManager::OpenDevice(PP_DeviceType_Dev type,
                                          const std::string& device_id,
                                          const GURL& document_url,
                                          const OpenDeviceCallback& callback) {
   open_callbacks_[next_id_] = callback;
   int request_id = next_id_++;
 
-#if defined(ENABLE_WEBRTC)
+#if BUILDFLAG(ENABLE_WEBRTC)
   GetMediaStreamDispatcher()->OpenDevice(
       request_id, AsWeakPtr(), device_id,
       PepperMediaDeviceManager::FromPepperDeviceType(type),
       url::Origin(document_url.GetOrigin()));
 #else
   base::ThreadTaskRunnerHandle::Get()->PostTask(
       FROM_HERE, base::Bind(&PepperMediaDeviceManager::OnDeviceOpenFailed,
                             AsWeakPtr(), request_id));
 #endif
 
   return request_id;
 }
 
 void PepperMediaDeviceManager::CancelOpenDevice(int request_id) {
   open_callbacks_.erase(request_id);
 
-#if defined(ENABLE_WEBRTC)
+#if BUILDFLAG(ENABLE_WEBRTC)
   GetMediaStreamDispatcher()->CancelOpenDevice(request_id, AsWeakPtr());
 #endif
 }
 
 void PepperMediaDeviceManager::CloseDevice(const std::string& label) {
-#if defined(ENABLE_WEBRTC)
+#if BUILDFLAG(ENABLE_WEBRTC)
   GetMediaStreamDispatcher()->CloseDevice(label);
 #endif
 }
 
 int PepperMediaDeviceManager::GetSessionID(PP_DeviceType_Dev type,
                                            const std::string& label) {
-#if defined(ENABLE_WEBRTC)
+#if BUILDFLAG(ENABLE_WEBRTC)
   switch (type) {
     case PP_DEVICETYPE_DEV_AUDIOCAPTURE:
       return GetMediaStreamDispatcher()->audio_session_id(label, 0);
     case PP_DEVICETYPE_DEV_VIDEOCAPTURE:
       return GetMediaStreamDispatcher()->video_session_id(label, 0);
     default:
       NOTREACHED();
       return 0;
   }
 #else
@@ skipping 94 matching lines @@
   }
 
   return media_devices_dispatcher_;
 }
 
 void PepperMediaDeviceManager::OnDestruct() {
   delete this;
 }
 
 }  // namespace content