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

webrtc/sdk/objc/Framework/Classes/h264_video_toolbox_decoder.h

Index: webrtc/sdk/objc/Framework/Classes/h264_video_toolbox_decoder.h
diff --git a/webrtc/modules/video_coding/codecs/h264/h264_video_toolbox_decoder.h b/webrtc/sdk/objc/Framework/Classes/h264_video_toolbox_decoder.h
similarity index 84%
rename from webrtc/modules/video_coding/codecs/h264/h264_video_toolbox_decoder.h
rename to webrtc/sdk/objc/Framework/Classes/h264_video_toolbox_decoder.h
index 1fbccdacf4db8b6646ab82fc0f0a22a1d0cbc547..d81c1121b749e3e05607cdb1a5787ccf322adfc4 100644
--- a/webrtc/modules/video_coding/codecs/h264/h264_video_toolbox_decoder.h
+++ b/webrtc/sdk/objc/Framework/Classes/h264_video_toolbox_decoder.h
@@ -9,13 +9,11 @@
  *
  */
 
-#ifndef WEBRTC_MODULES_VIDEO_CODING_CODECS_H264_H264_VIDEO_TOOLBOX_DECODER_H_
-#define WEBRTC_MODULES_VIDEO_CODING_CODECS_H264_H264_VIDEO_TOOLBOX_DECODER_H_
+#ifndef WEBRTC_SDK_OBJC_FRAMEWORK_CLASSES_H264_VIDEO_TOOLBOX_DECODER_H_
+#define WEBRTC_SDK_OBJC_FRAMEWORK_CLASSES_H264_VIDEO_TOOLBOX_DECODER_H_
 
 #include "webrtc/modules/video_coding/codecs/h264/include/h264.h"
 
-#if defined(WEBRTC_VIDEO_TOOLBOX_SUPPORTED)
-
 #include <VideoToolbox/VideoToolbox.h>
 
 // This file provides a H264 encoder implementation using the VideoToolbox
@@ -58,5 +56,4 @@ class H264VideoToolboxDecoder : public H264Decoder {
 
 }  // namespace webrtc
 
-#endif  // defined(WEBRTC_VIDEO_TOOLBOX_SUPPORTED)
-#endif  // WEBRTC_MODULES_VIDEO_CODING_CODECS_H264_H264_VIDEO_TOOLBOX_DECODER_H_
+#endif // WEBRTC_SDK_OBJC_FRAMEWORK_CLASSES_H264_VIDEO_TOOLBOX_DECODER_H_