remove legacy clipbounds flag for android

BUG=skia:

Change-Id: Ie13c85bfbb5b1b173e8ac6a2fb0c9a23ea8ba7de
Reviewed-on: https://skia-review.googlesource.com/7583
Reviewed-by: Leon Scroggins <scroggo@google.com>
Commit-Queue: Mike Reed <reed@google.com>
1 file changed