media/gpu/libuyvip: simplify constructor a bit

LibYUVImageProcessor can only work in IMPORT mode, therefore there is no
need for its constructor to take an output mode parameter. Always create
the processor in IMPORT mode.

Bug: None
Test: V4L2VEA passes on Cheza.
Change-Id: I8756a56f10d9752d60c27aef5e63db1a89622a68
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1525766
Commit-Queue: Alexandre Courbot <acourbot@chromium.org>
Reviewed-by: Hirokazu Honda <hiroh@chromium.org>
Cr-Commit-Position: refs/heads/master@{#643298}
2 files changed