customtabs: Update the benchmark app for hidden tab benchmarking.

customtabs: Update the benchmark app for hidden tab benchmarking.

This sets up Custom Tabs for hidden tab benchmarking:
- Force the prerendering mode
- Force prerendering on cellular
- Optionally set a different speculated URL and launched URL

Also removes support for no state prefetch and speculative prefetch testing.

Review-Url: https://codereview.chromium.org/2946913002
Cr-Commit-Position: refs/heads/master@{#481844}
Committed: https://chromium.googlesource.com/chromium/src/+/20fcec1a609afad7974c0b32f1dc3615a8d26944

[Benoit L, 2017-06-20 17:05:44]

lizeb@chromium.org changed reviewers:
+ yusufo@chromium.org

[Benoit L, 2017-06-20 17:05:50]

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

[commit-bot: I haz the power, 2017-06-20 17:06:03]

Dry run: 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, 2017-06-20 18:34:58]

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

[commit-bot: I haz the power, 2017-06-20 18:34:59]

Dry run: This issue passed the CQ dry run.

[Yusuf, 2017-06-22 19:41:59]

lgtm

[Benoit L, 2017-06-23 08:44:09]

The CQ bit was checked by lizeb@chromium.org

[commit-bot: I haz the power, 2017-06-23 08:44:13]

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, 2017-06-23 10:31:30]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1498207449386070, "parent_rev":
"9dfe2cf7849dc30891a614992ecfb2cbcb414f8f", "commit_rev":
"20fcec1a609afad7974c0b32f1dc3615a8d26944"}

[commit-bot: I haz the power, 2017-06-23 10:31:44]

Description was changed from

==========
customtabs: Update the benchmark app for hidden tab benchmarking.

This sets up Custom Tabs for hidden tab benchmarking:
- Force the prerendering mode
- Force prerendering on cellular
- Optionally set a different speculated URL and launched URL

Also removes support for no state prefetch and speculative prefetch testing.
==========

to

==========
customtabs: Update the benchmark app for hidden tab benchmarking.

This sets up Custom Tabs for hidden tab benchmarking:
- Force the prerendering mode
- Force prerendering on cellular
- Optionally set a different speculated URL and launched URL

Also removes support for no state prefetch and speculative prefetch testing.

Review-Url: https://codereview.chromium.org/2946913002
Cr-Commit-Position: refs/heads/master@{#481844}
Committed:
https://chromium.googlesource.com/chromium/src/+/20fcec1a609afad7974c0b32f1dc...
==========

[commit-bot: I haz the power, 2017-06-23 10:31:44]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/src/+/20fcec1a609afad7974c0b32f1dc...