Replace RefCountImpl with rtc::RefCountedObject.

webrtc/modules/video_capture/windows/video_capture_factory_windows.cc

Index: webrtc/modules/video_capture/windows/video_capture_factory_windows.cc
diff --git a/webrtc/modules/video_capture/windows/video_capture_factory_windows.cc b/webrtc/modules/video_capture/windows/video_capture_factory_windows.cc
index 747d3d60cfc719e0d44807574fbad1e44cce0ea9..0d347cb64f428e43d0952ca9e06a9b2753bac28a 100644
--- a/webrtc/modules/video_capture/windows/video_capture_factory_windows.cc
+++ b/webrtc/modules/video_capture/windows/video_capture_factory_windows.cc
@@ -8,9 +8,10 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
+#include "webrtc/base/refcount.h"
+#include "webrtc/base/scoped_ref_ptr.h"
 #include "webrtc/modules/video_capture/windows/video_capture_ds.h"
 #include "webrtc/modules/video_capture/windows/video_capture_mf.h"
-#include "webrtc/system_wrappers/include/ref_count.h"
 
 namespace webrtc {
 namespace videocapturemodule {
@@ -22,16 +23,17 @@ VideoCaptureModule::DeviceInfo* VideoCaptureImpl::CreateDeviceInfo(
   return DeviceInfoDS::Create(id);
 }
 
-VideoCaptureModule* VideoCaptureImpl::Create(const int32_t id,
-                                             const char* device_id) {
-  if (device_id == NULL)
-    return NULL;
+rtc::scoped_refptr<VideoCaptureModule> VideoCaptureImpl::Create(
+    const int32_t id,
+    const char* device_id) {
+  if (device_id == nullptr)
+    return nullptr;
 
   // TODO(tommi): Use Media Foundation implementation for Vista and up.
-  RefCountImpl<VideoCaptureDS>* capture = new RefCountImpl<VideoCaptureDS>(id);
+  rtc::scoped_refptr<VideoCaptureDS> capture(
+      new rtc::RefCountedObject<VideoCaptureDS>(id));
   if (capture->Init(id, device_id) != 0) {
-    delete capture;
-    capture = NULL;
+    return nullptr;
   }
 
   return capture;