stable failed from 9719.0.0.
https://pantheon.corp.google.com/storage/browser/chromeos-autotest-results/127774055-chromeos-test/chromeos6-row21-rack3-host7/debug/

07/09 18:09:50.671 DEBUG|             utils:0280| [stdout] 1 test failed:
07/09 18:09:50.671 DEBUG|             utils:0280| [stdout]     DecodeVariations/VideoDecodeAcceleratorParamTest.TestSimpleDecode/0 (../../../../../../../home/chrome-bot/chrome_root/src/media/gpu/video_decode_accelerator_unittest.cc:1384)
07/09 18:09:50.672 DEBUG|             utils:0280| [stdout] Tests took 8 seconds.
07/09 18:09:50.676 ERROR|     video_VDAPerf:0306| 1 failures; <DecodeVariations/VideoDecodeAcceleratorParamTest.TestSimpleDecode/0>: ../../../../../../../home/chrome-bot/chrome_root/src/media/gpu/video_decode_accelerator_unittest.cc:1513;       Expected: client->num_decoded_frames();       Which is: 494; To be equal to: video_file->num_frames;       Which is: 500
Traceback (most recent call last):
  File "/usr/local/autotest/tests/video_VDAPerf/video_VDAPerf.py", line 303, in run_once
    self._run_test_case(name, test_video_data, frame_num, fps)
  File "/usr/local/autotest/tests/video_VDAPerf/video_VDAPerf.py", line 243, in _run_test_case
    self.run_chrome_test_binary(BINARY, cmd_line)
  File "/usr/local/autotest/cros/chrome_binary_test.py", line 131, in run_chrome_test_binary
    raise error.TestFail(self.parse_fail_reason(e, gtest_xml))
TestFail: 1 failures; <DecodeVariations/VideoDecodeAcceleratorParamTest.TestSimpleDecode/0>: ../../../../../../../home/chrome-bot/chrome_root/src/media/gpu/video_decode_accelerator_unittest.cc:1513;       Expected: client->num_decoded_frames();       Which is: 494; To be equal to: video_file->num_frames;       Which is: 500
07/09 18:09:50.683 INFO |     helper_logger:0095| videobuf2 log disable : echo 0 > /sys/module/videobuf2_dma_sg/parameters/debug
07/09 18:09:50.686 INFO |     helper_logger:0095| videobuf2 log disable : echo 0 > /sys/module/videobuf2_core/parameters/debug
07/09 18:09:50.689 INFO |     helper_logger:0095| go2001 log disable : echo 0 > /sys/module/go2001/parameters/go2001_debug_level
07/09 18:09:50.694 DEBUG|              test:0390| Test failed due to 1 failures; <DecodeVariations/VideoDecodeAcceleratorParamTest.TestSimpleDecode/0>: ../../../../../../../home/chrome-bot/chrome_root/src/media/gpu/video_decode_accelerator_unittest.cc:1513;       Expected: client->num_decoded_frames();       Which is: 494; To be equal to: video_file->num_frames;       Which is: 500. Exception log follows the after_iteration_hooks.
07/09 18:09:50.694 DEBUG|              test:0393| starting after_iteration_hooks
07/09 18:09:50.695 DEBUG|             utils:0212| Running 'mkdir -p /usr/local/autotest/results/default/video_VDAPerf.vp8/sysinfo/iteration.1/var/spool'
07/09 18:09:50.703 DEBUG|             utils:0212| Running 'rsync --no-perms --chmod=ugo+r -a --exclude=autoserv* --safe-links --exclude=*.core /var/spool/crash /usr/local/autotest/results/default/video_VDAPerf.vp8/sysinfo/iteration.1/var/spool'
07/09 18:09:50.717 DEBUG|             utils:0212| Running 'rm -rf /var/spool/crash/*'
07/09 18:09:50.729 DEBUG|             utils:0212| Running 'logger "autotest finished iteration /usr/local/autotest/results/default/video_VDAPerf.vp8/sysinfo/iteration.1"'
07/09 18:09:50.737 DEBUG|              test:0396| after_iteration_hooks completed
07/09 18:09:50.738 WARNI|              test:0616| The test failed with the following exception
Traceback (most recent call last):
  File "/usr/local/autotest/common_lib/test.py", line 610, in _exec
    _call_test_function(self.execute, *p_args, **p_dargs)
  File "/usr/local/autotest/common_lib/test.py", line 818, in _call_test_function
    return func(*args, **dargs)
  File "/usr/local/autotest/common_lib/test.py", line 471, in execute
    dargs)
  File "/usr/local/autotest/common_lib/test.py", line 348, in _call_run_once_with_retry
    postprocess_profiled_run, args, dargs)
  File "/usr/local/autotest/common_lib/test.py", line 381, in _call_run_once
    self.run_once(*args, **dargs)
  File "/usr/local/autotest/cros/video/helper_logger.py", line 82, in call
    return func(*args, **kwargs)
  File "/usr/local/autotest/cros/chrome_binary_test.py", line 145, in wrapper
    return func(*args, **kargs)
  File "/usr/local/autotest/tests/video_VDAPerf/video_VDAPerf.py", line 303, in run_once
    self._run_test_case(name, test_video_data, frame_num, fps)
  File "/usr/local/autotest/tests/video_VDAPerf/video_VDAPerf.py", line 243, in _run_test_case
    self.run_chrome_test_binary(BINARY, cmd_line)
  File "/usr/local/autotest/cros/chrome_binary_test.py", line 131, in run_chrome_test_binary
    raise error.TestFail(self.parse_fail_reason(e, gtest_xml))
TestFail: 1 failures; <DecodeVariations/VideoDecodeAcceleratorParamTest.TestSimpleDecode/0>: ../../../../../../../home/chrome-bot/chrome_root/src/media/gpu/video_decode_accelerator_unittest.cc:1513;       Expected: client->num_decoded_frames();       Which is: 494; To be equal to: video_file->num_frames;       Which is: 500