Replace RefCountImpl with rtc::RefCountedObject.

webrtc/modules/video_capture/ios/video_capture_ios.mm

 /*
  *  Copyright (c) 2013 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
 #if !defined(__has_feature) || !__has_feature(objc_arc)
 #error "This file requires ARC support."
 #endif
 
+#include "webrtc/base/refcount.h"
+#include "webrtc/base/scoped_ref_ptr.h"
 #include "webrtc/modules/video_capture/ios/device_info_ios_objc.h"
 #include "webrtc/modules/video_capture/ios/rtc_video_capture_ios_objc.h"
-#include "webrtc/system_wrappers/include/ref_count.h"
 #include "webrtc/system_wrappers/include/trace.h"
 
 using namespace webrtc;
 using namespace videocapturemodule;
 
-VideoCaptureModule* VideoCaptureImpl::Create(const int32_t capture_id,
-                                             const char* deviceUniqueIdUTF8) {
+rtc::scoped_refptr<VideoCaptureModule> VideoCaptureImpl::Create(
+    const int32_t capture_id,
+    const char* deviceUniqueIdUTF8) {
   return VideoCaptureIos::Create(capture_id, deviceUniqueIdUTF8);
 }
 
 VideoCaptureIos::VideoCaptureIos(const int32_t capture_id)
     : VideoCaptureImpl(capture_id), is_capturing_(false), id_(capture_id) {
   capability_.width = kDefaultWidth;
   capability_.height = kDefaultHeight;
   capability_.maxFPS = kDefaultFrameRate;
   capture_device_ = nil;
 }
 
 VideoCaptureIos::~VideoCaptureIos() {
   if (is_capturing_) {
     [capture_device_ stopCapture];
     capture_device_ = nil;
   }
 }
 
-VideoCaptureModule* VideoCaptureIos::Create(const int32_t capture_id,
-                                            const char* deviceUniqueIdUTF8) {
+rtc::scoped_refptr<VideoCaptureModule> VideoCaptureIos::Create(
+    const int32_t capture_id,
+    const char* deviceUniqueIdUTF8) {
   if (!deviceUniqueIdUTF8[0]) {
     return NULL;
   }
 
-  RefCountImpl<VideoCaptureIos>* capture_module =
-      new RefCountImpl<VideoCaptureIos>(capture_id);
+  rtc::scoped_refptr<VideoCaptureIos> capture_module(
+      new rtc::RefCountedObject<VideoCaptureIos>(capture_id));
 
   const int32_t name_length = strlen(deviceUniqueIdUTF8);
   if (name_length > kVideoCaptureUniqueNameLength)
-    return NULL;
+    return nullptr;
 
   capture_module->_deviceUniqueId = new char[name_length + 1];
   strncpy(capture_module->_deviceUniqueId, deviceUniqueIdUTF8, name_length + 1);
   capture_module->_deviceUniqueId[name_length] = '\0';
 
   capture_module->capture_device_ =
       [[RTCVideoCaptureIosObjC alloc] initWithOwner:capture_module
                                           captureId:capture_module->id_];
   if (!capture_module->capture_device_) {
-    return NULL;
+    return nullptr;
   }
 
   if (![capture_module->capture_device_ setCaptureDeviceByUniqueId:[
               [NSString alloc] initWithCString:deviceUniqueIdUTF8
                                       encoding:NSUTF8StringEncoding]]) {
-    return NULL;
+    return nullptr;
   }
   return capture_module;
 }
 
 int32_t VideoCaptureIos::StartCapture(
     const VideoCaptureCapability& capability) {
   capability_ = capability;
 
   if (![capture_device_ startCaptureWithCapability:capability]) {
     return -1;
@@ skipping 13 matching lines @@
   return 0;
 }
 
 bool VideoCaptureIos::CaptureStarted() { return is_capturing_; }
 
 int32_t VideoCaptureIos::CaptureSettings(VideoCaptureCapability& settings) {
   settings = capability_;
   settings.rawType = kVideoNV12;
   return 0;
 }