Make SkAssertResult work with SK_WARN_UNUSED_RESULT in Release on gcc

Make SkAssertResult work with SK_WARN_UNUSED_RESULT in Release on gcc
GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1962723003

Committed: https://skia.googlesource.com/skia/+/1b4c01c66081cd163535eab21b29a3996b01a6cf

[bsalomon, 2016-05-09 18:03:39]

Description was changed from

==========
Make SkAssertResult work with SK_WARN_UNUSED_RESULT in Release on gcc
==========

to

==========
Make SkAssertResult work with SK_WARN_UNUSED_RESULT in Release on gcc
GOLD_TRYBOT_URL=
https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&is...
==========

[bsalomon, 2016-05-09 18:04:11]

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

[bsalomon, 2016-05-09 18:04:12]

gcc is a little harder to fool than clang.

[reed1, 2016-05-09 19:10:31]

IHGCC
lgtm

[bsalomon, 2016-05-09 19:12:53]

The CQ bit was checked by bsalomon@google.com

[commit-bot: I haz the power, 2016-05-09 19:13:04]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1962723003/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1962723003/1

[commit-bot: I haz the power, 2016-05-09 19:35:22]

Description was changed from

==========
Make SkAssertResult work with SK_WARN_UNUSED_RESULT in Release on gcc
GOLD_TRYBOT_URL=
https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&is...
==========

to

==========
Make SkAssertResult work with SK_WARN_UNUSED_RESULT in Release on gcc
GOLD_TRYBOT_URL=
https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&is...

Committed:
https://skia.googlesource.com/skia/+/1b4c01c66081cd163535eab21b29a3996b01a6cf
==========

[commit-bot: I haz the power, 2016-05-09 19:35:23]

Committed patchset #1 (id:1) as
https://skia.googlesource.com/skia/+/1b4c01c66081cd163535eab21b29a3996b01a6cf