don't preround in bitmap scaling setup

don't preround in bitmap scaling setup

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1607853003

Committed: https://skia.googlesource.com/skia/+/f2e2ad047960f3d4144b3e298ded76c46f3e3092

[reed1, 2016-01-19 21:19:22]

Description was changed from

==========
fix bug in float rounding

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

to

==========
fix bug in float rounding

BUG=skia:
GOLD_TRYBOT_URL=
https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&is...
==========

[reed1, 2016-01-19 21:19:58]

The CQ bit was checked by reed@google.com to run a CQ dry run

[commit-bot: I haz the power, 2016-01-19 21:20:02]

Dry run: CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1607853003/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1607853003/1

[reed1, 2016-01-19 21:20:16]

reed@google.com changed reviewers:
+ fmalita@chromium.org

[reed1, 2016-01-19 21:20:41]

Description was changed from

==========
fix bug in float rounding

BUG=skia:
GOLD_TRYBOT_URL=
https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&is...
==========

to

==========
don't preround in bitmap scaling setup

BUG=skia:
GOLD_TRYBOT_URL=
https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&is...
==========

[f(malita), 2016-01-19 21:22:58]

lgtm

[reed1, 2016-01-19 21:31:22]

The CQ bit was unchecked by reed@google.com

[reed1, 2016-01-19 21:31:31]

The CQ bit was checked by reed@google.com

[commit-bot: I haz the power, 2016-01-19 21:32:19]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1607853003/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1607853003/1

[commit-bot: I haz the power, 2016-01-19 21:33:34]

Description was changed from

==========
don't preround in bitmap scaling setup

BUG=skia:
GOLD_TRYBOT_URL=
https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&is...
==========

to

==========
don't preround in bitmap scaling setup

BUG=skia:
GOLD_TRYBOT_URL=
https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&is...

Committed:
https://skia.googlesource.com/skia/+/f2e2ad047960f3d4144b3e298ded76c46f3e3092
==========

[commit-bot: I haz the power, 2016-01-19 21:33:34]

Committed patchset #1 (id:1) as
https://skia.googlesource.com/skia/+/f2e2ad047960f3d4144b3e298ded76c46f3e3092