Use new Background method in memory perf test.

Use new Background method in memory perf test.

Replacing launching clock app (which does not work on AOSP devices)
with new Background method.

Review-Url: https://codereview.chromium.org/2652343004
Cr-Commit-Position: refs/heads/master@{#446434}
Committed: https://chromium.googlesource.com/chromium/src/+/99a75259cfd52d1390fc0733f9dc18326c819f6f

[mikecase (-- gone --), 2017-01-26 19:12:51]

mikecase@chromium.org changed reviewers:
+ eyaich@chromium.org, perezju@chromium.org

[mikecase (-- gone --), 2017-01-26 19:12:51]

This change should let us run this benchmark on upstream webview bots.

[mikecase (-- gone --), 2017-01-26 19:13:21]

Description was changed from

==========
Use new Background method in memory perf tests.

Replacing launching clock app (which does not work on AOSP devices)
with new Background method.
==========

to

==========
Use new Background method in memory perf test.

Replacing launching clock app (which does not work on AOSP devices)
with new Background method.
==========

[perezju, 2017-01-26 19:22:23]

lgtm and thank you!!! I've been meaning to do this for a long long time!

[mikecase (-- gone --), 2017-01-26 19:35:47]

The CQ bit was checked by mikecase@chromium.org

[commit-bot: I haz the power, 2017-01-26 19:36:19]

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, 2017-01-26 20:44:41]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1485459347585040, "parent_rev":
"80b39191c5d7cbe798092d33e15f2118d658dbf1", "commit_rev":
"99a75259cfd52d1390fc0733f9dc18326c819f6f"}

[commit-bot: I haz the power, 2017-01-26 20:45:11]

Description was changed from

==========
Use new Background method in memory perf test.

Replacing launching clock app (which does not work on AOSP devices)
with new Background method.
==========

to

==========
Use new Background method in memory perf test.

Replacing launching clock app (which does not work on AOSP devices)
with new Background method.

Review-Url: https://codereview.chromium.org/2652343004
Cr-Commit-Position: refs/heads/master@{#446434}
Committed:
https://chromium.googlesource.com/chromium/src/+/99a75259cfd52d1390fc0733f9dc...
==========

[commit-bot: I haz the power, 2017-01-26 20:45:13]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/src/+/99a75259cfd52d1390fc0733f9dc...