tree ed81dc0ffb411d84eea8a7d9145d554b20593bf6
parent 47cd7bee90f2eab90d81c51830eb28a2b6796523
author Cheng Chen <chengchen@google.com> 1521852008 -0700
committer Cheng Chen <chengchen@google.com> 1522088543 +0000

Bitmask: assign 32x32 and 64x64 mask to 16x16

In AV1, max filter length is 16. So we union masks of tx size larger
than 16x16.

Change-Id: Ia9ce222d9b4baab4db879cb40f6d2c62f30bc2cc