Add assert that memory pool is empty when GrTextBlobCache frees

Add assert that memory pool is empty when GrTextBlobCache frees

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1555993005

Committed: https://skia.googlesource.com/skia/+/20ccd40de96ca781dccf5690d215f3369e2a8182

[joshua.litt, 2016-01-05 16:10:50]

Description was changed from

==========
Add assert that memory pool is empty when GrTextBlobCache frees

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

to

==========
Add assert that memory pool is empty when GrTextBlobCache frees

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

[joshualitt, 2016-01-05 16:11:16]

joshualitt@google.com changed reviewers:
+ joshualitt@google.com, robertphillips@google.com

[robertphillips, 2016-01-05 16:27:02]

lgtm

[joshualitt, 2016-01-05 16:40:30]

The CQ bit was checked by joshualitt@google.com

[commit-bot: I haz the power, 2016-01-05 16:40:35]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1555993005/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1555993005/1

[commit-bot: I haz the power, 2016-01-05 16:56:58]

Description was changed from

==========
Add assert that memory pool is empty when GrTextBlobCache frees

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

to

==========
Add assert that memory pool is empty when GrTextBlobCache frees

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/+/20ccd40de96ca781dccf5690d215f3369e2a8182
==========

[commit-bot: I haz the power, 2016-01-05 16:56:58]

Committed patchset #1 (id:1) as
https://skia.googlesource.com/skia/+/20ccd40de96ca781dccf5690d215f3369e2a8182