passing |buffer| by reference in AndroidVideoCapturer::OnIncomingFrame

talk/app/webrtc/java/jni/androidvideocapturer_jni.cc

 /*
  * libjingle
  * Copyright 2015 Google Inc.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:
  *
  *  1. Redistributions of source code must retain the above copyright notice,
  *     this list of conditions and the following disclaimer.
  *  2. Redistributions in binary form must reproduce the above copyright notice,
@@ skipping 100 matching lines @@
                             "stopCapture", "()V");
   jni()->CallVoidMethod(*j_capturer_global_, m);
   CHECK_EXCEPTION(jni()) << "error during VideoCapturerAndroid.stopCapture";
   LOG(LS_INFO) << "AndroidVideoCapturerJni stop done";
 }
 
 template <typename... Args>
 void AndroidVideoCapturerJni::AsyncCapturerInvoke(
     const char* method_name,
     void (webrtc::AndroidVideoCapturer::*method)(Args...),
-    Args... args) {
+    typename Identity<Args>::type... args) {
   rtc::CritScope cs(&capturer_lock_);
   if (!invoker_) {
     LOG(LS_WARNING) << method_name << "() called for closed capturer.";
     return;
   }
   invoker_->AsyncInvoke<void>(rtc::Bind(method, capturer_, args...));
 }
 
 void AndroidVideoCapturerJni::ReturnBuffer(int64_t time_stamp) {
   jmethodID m = GetMethodID(jni(), *j_video_capturer_class_,
@@ skipping 125 matching lines @@
     (JNIEnv* jni, jclass, jobject j_video_capturer) {
   rtc::scoped_refptr<webrtc::AndroidVideoCapturerDelegate> delegate =
       new rtc::RefCountedObject<AndroidVideoCapturerJni>(jni, j_video_capturer);
   rtc::scoped_ptr<cricket::VideoCapturer> capturer(
       new webrtc::AndroidVideoCapturer(delegate));
   // Caller takes ownership of the cricket::VideoCapturer* pointer.
   return jlongFromPointer(capturer.release());
 }
 
 }  // namespace webrtc_jni