Introduce VideoFrame::id to keep track of frames inside application.

Also switch webrtc code from deprecated constructors to the builder API.

Change-Id: Ie325bf1e9b4ff1e413fef3431ced8ed9ff725107
Bug: webrtc:10138
Reviewed-on: https://webrtc-review.googlesource.com/c/114422
Reviewed-by: Stefan Holmer <stefan@webrtc.org>
Reviewed-by: Niels Moller <nisse@webrtc.org>
Commit-Queue: Artem Titov <titovartem@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#26132}

modules/video_coding/codecs/h264/h264_decoder_impl.cc

@@ -20,6 +20,7 @@ extern "C" {
 #include "third_party/ffmpeg/libavutil/imgutils.h"
 }  // extern "C"
 
+#include "absl/memory/memory.h"
 #include "api/video/color_space.h"
 #include "api/video/i420_buffer.h"
 #include "common_video/include/video_frame_buffer.h"
@@ -120,12 +121,14 @@ int H264DecoderImpl::AVGetBuffer2(
   // TODO(nisse): The VideoFrame's timestamp and rotation info is not used.
   // Refactor to do not use a VideoFrame object at all.
   av_frame->buf[0] = av_buffer_create(
-      av_frame->data[kYPlaneIndex],
-      total_size,
-      AVFreeBuffer2,
-      static_cast<void*>(new VideoFrame(frame_buffer,
-                                        kVideoRotation_0,
-                                        0 /* timestamp_us */)),
+      av_frame->data[kYPlaneIndex], total_size, AVFreeBuffer2,
+      static_cast<void*>(absl::make_unique<VideoFrame>(
+                             VideoFrame::Builder()
+                                 .set_video_frame_buffer(frame_buffer)
+                                 .set_rotation(kVideoRotation_0)
+                                 .set_timestamp_us(0)
+                                 .build())
+                             .release()),
       0);
   RTC_CHECK(av_frame->buf[0]);
   return 0;