V4L2VDA: Fix compilation after VideoDecodeAcceleratorImpl removal.

crrev.com/275621 broke compilation of Chrome for CrOS ARM on a missing
include after removal of VideoDecodeAcceleratorImpl. Add the missing include.

TBR=scherkus@chromium.org,spang@chromium.org
BUG=None
TEST=Compile Chrome for CrOS ARM

Review URL: https://codereview.chromium.org/323793002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@275775 0039d316-1c4b-4281-b951-d872f2087c98
1 file changed