passing |buffer| by reference in AndroidVideoCapturer::OnIncomingFrame

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

Index: talk/app/webrtc/java/jni/androidvideocapturer_jni.cc
diff --git a/talk/app/webrtc/java/jni/androidvideocapturer_jni.cc b/talk/app/webrtc/java/jni/androidvideocapturer_jni.cc
index cd6cfc0fed7b5846b9dd0475acb91d8ec034251d..02b9f22015926d5c7efed8fd35e8010ae241d925 100644
--- a/talk/app/webrtc/java/jni/androidvideocapturer_jni.cc
+++ b/talk/app/webrtc/java/jni/androidvideocapturer_jni.cc
@@ -118,7 +118,7 @@ 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.";