Stop passing deprecated flags to frame analyzer.

Passing --stats_file_ref to frame_analyzer (which does not support
this flag anymore!) became an error with the switch to absl flags.

Bug: webrtc:10616
Change-Id: Ifc34001eafd9a92234ec1d12c3004d9f51a65f22
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/143783
Commit-Queue: Mirko Bonadei <mbonadei@webrtc.org>
Reviewed-by: Oleh Prypin <oprypin@webrtc.org>
Reviewed-by: Magnus Jedvert <magjed@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#28370}

rtc_tools/compare_videos.py

@@ -101,8 +101,6 @@ def _RunFrameAnalyzer(options, yuv_directory=None):
     '--label=%s' % options.label,
     '--reference_file=%s' % options.ref_video,
     '--test_file=%s' % options.test_video,
-    '--stats_file_ref=%s' % options.stats_file_ref,
-    '--stats_file_test=%s' % options.stats_file_test,
     '--width=%d' % options.yuv_frame_width,
     '--height=%d' % options.yuv_frame_height,
   ]