ToT VaapiVideoDecodeAcceleratorTest [1] doesn't add to the parameters
neither |decode_using_client_picture_buffers_| nor (if crrev.com/c/1379274
lands) |use_reduced_number_of_allocations_| (but note that the test 
itself is already parameterized).


[1] https://cs.chromium.org/chromium/src/media/gpu/vaapi/vaapi_video_decode_accelerator_unittest.cc?q=VaapiVideoDecodeAcceleratorTest&sq=package:chromium&dr=CSs&l=130