Don't call finish on GrDrawTarget if we drew no batches

Don't call finish on GrDrawTarget if we drew no batches

This might give us some minor perf gains in vulkan since we won't be submitting
command buffers that we've added to batch draws to. Running nanobench this does
seem to happen pretty often.

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2179903008

Committed: https://skia.googlesource.com/skia/+/b4021cfd6630dccc95ee1d4124cad41c79103129

[egdaniel, 2016-07-28 14:01:49]

Description was changed from

==========
Don't call finish on GrDrawTarget if we drew no batches

This might give us some minor perf gains in vulkan since we won't be submitting
command buffers that we've added to batch draws to. Running nanobench this does
seem to happen pretty often.

BUG=skia:
==========

to

==========
Don't call finish on GrDrawTarget if we drew no batches

This might give us some minor perf gains in vulkan since we won't be submitting
command buffers that we've added to batch draws to. Running nanobench this does
seem to happen pretty often.

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2179903008
==========

[egdaniel, 2016-07-28 14:02:24]

egdaniel@google.com changed reviewers:
+ bsalomon@google.com

[egdaniel, 2016-07-28 14:31:09]

updated

[egdaniel, 2016-07-28 14:31:14]

The CQ bit was checked by egdaniel@google.com

[commit-bot: I haz the power, 2016-07-28 14:31:25]

CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[bsalomon, 2016-07-28 14:49:57]

lgtm

[commit-bot: I haz the power, 2016-07-28 15:53:10]

Description was changed from

==========
Don't call finish on GrDrawTarget if we drew no batches

This might give us some minor perf gains in vulkan since we won't be submitting
command buffers that we've added to batch draws to. Running nanobench this does
seem to happen pretty often.

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2179903008
==========

to

==========
Don't call finish on GrDrawTarget if we drew no batches

This might give us some minor perf gains in vulkan since we won't be submitting
command buffers that we've added to batch draws to. Running nanobench this does
seem to happen pretty often.

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2179903008

Committed:
https://skia.googlesource.com/skia/+/b4021cfd6630dccc95ee1d4124cad41c79103129
==========

[commit-bot: I haz the power, 2016-07-28 15:53:11]

Committed patchset #3 (id:40001) as
https://skia.googlesource.com/skia/+/b4021cfd6630dccc95ee1d4124cad41c79103129