Revert "Simplify call when finished with bitmaps."

This reverts commit ec48afdc2a345c0cd8d38983f5d241deddf8c7dd.

Reason for revert: broke skdiff

Original change's description:
> Simplify call when finished with bitmaps.
> 
> Bug: skia:
> Change-Id: I841052bdaf68f6ec4c98a045712941f313a7b27b
> Reviewed-on: https://skia-review.googlesource.com/94000
> Reviewed-by: Hal Canary <halcanary@google.com>

TBR=halcanary@google.com,reed@google.com

# Not skipping CQ checks because original CL landed > 1 day ago.

Bug: skia:
Change-Id: Ic3586eb42d7a6cd6c4708381272a6c87a8c5fb1c
Reviewed-on: https://skia-review.googlesource.com/100360
Reviewed-by: Florin Malita <fmalita@chromium.org>
Commit-Queue: Florin Malita <fmalita@chromium.org>
1 file changed