Replace OnMemoryStateChange() with OnPurgeMemory() in blink

Replace OnMemoryStateChange() with OnPurgeMemory() in blink

This CL is a follow-up CL of crrev.com/2688653002. Purging memory
should be done by MemoryCoordinator::onPurgeMemory().

BUG=684287
Review-Url: https://codereview.chromium.org/2689463002
Cr-Commit-Position: refs/heads/master@{#449475}
Committed: https://chromium.googlesource.com/chromium/src/+/3a45906d85eec250eb0a5e53771db0f130e0616e

[bashi, 2017-02-09 07:46:50]

The CQ bit was checked by bashi@chromium.org to run a CQ dry run

[commit-bot: I haz the power, 2017-02-09 07:47:09]

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

[bashi, 2017-02-09 08:25:14]

bashi@chromium.org changed reviewers:
+ haraken@chromium.org, tasak@google.com

[bashi, 2017-02-09 08:25:15]

PTAL

[haraken, 2017-02-09 08:32:56]

LGTM

[commit-bot: I haz the power, 2017-02-09 08:38:41]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2017-02-09 08:38:42]

Dry run: Try jobs failed on following builders:
  linux_android_rel_ng on master.tryserver.chromium.android (JOB_FAILED,
https://build.chromium.org/p/tryserver.chromium.android/builders/linux_androi...)

[bashi, 2017-02-09 22:59:33]

The CQ bit was checked by bashi@chromium.org

[commit-bot: I haz the power, 2017-02-09 23:00:05]

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

[commit-bot: I haz the power, 2017-02-09 23:57:47]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1486681173304010, "parent_rev":
"446e9444ff7dd64a3afff530b5224069d14f72a5", "commit_rev":
"3a45906d85eec250eb0a5e53771db0f130e0616e"}

[commit-bot: I haz the power, 2017-02-09 23:58:23]

Description was changed from

==========
Replace OnMemoryStateChange() with OnPurgeMemory() in blink

This CL is a follow-up CL of crrev.com/2688653002. Purging memory
should be done by MemoryCoordinator::onPurgeMemory().

BUG=684287
==========

to

==========
Replace OnMemoryStateChange() with OnPurgeMemory() in blink

This CL is a follow-up CL of crrev.com/2688653002. Purging memory
should be done by MemoryCoordinator::onPurgeMemory().

BUG=684287

Review-Url: https://codereview.chromium.org/2689463002
Cr-Commit-Position: refs/heads/master@{#449475}
Committed:
https://chromium.googlesource.com/chromium/src/+/3a45906d85eec250eb0a5e53771d...
==========

[commit-bot: I haz the power, 2017-02-09 23:58:27]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/src/+/3a45906d85eec250eb0a5e53771d...