Add a webrtc{en,de}coderfactory implementation for VideoToolbox

webrtc/sdk/objc/Framework/Classes/h264_video_toolbox_nalu.cc

Index: webrtc/sdk/objc/Framework/Classes/h264_video_toolbox_nalu.cc
diff --git a/webrtc/modules/video_coding/codecs/h264/h264_video_toolbox_nalu.cc b/webrtc/sdk/objc/Framework/Classes/h264_video_toolbox_nalu.cc
similarity index 98%
rename from webrtc/modules/video_coding/codecs/h264/h264_video_toolbox_nalu.cc
rename to webrtc/sdk/objc/Framework/Classes/h264_video_toolbox_nalu.cc
index c6c0406128f05d2c818b0a94212ea5cb1377bc60..a827c1fa5fac6b97809801b017829e471ffbac18 100644
--- a/webrtc/modules/video_coding/codecs/h264/h264_video_toolbox_nalu.cc
+++ b/webrtc/sdk/objc/Framework/Classes/h264_video_toolbox_nalu.cc
@@ -9,9 +9,7 @@
  *
  */
 
-#include "webrtc/modules/video_coding/codecs/h264/h264_video_toolbox_nalu.h"
-
-#if defined(WEBRTC_VIDEO_TOOLBOX_SUPPORTED)
+#include "webrtc/sdk/objc/Framework/Classes/h264_video_toolbox_nalu.h"
 
 #include <CoreFoundation/CoreFoundation.h>
 #include <memory>
@@ -393,5 +391,3 @@ size_t AvccBufferWriter::BytesRemaining() const {
 }
 
 }  // namespace webrtc
-
-#endif  // defined(WEBRTC_VIDEO_TOOLBOX_SUPPORTED)