FrameTestHelpers: support Settings-parameterized tests.

FrameTestHelpers: support Settings-parameterized tests.

This consolidates the mechanism for running unit tests with and
without root layer scrolling enabled.  The same mechanism can be
used to parameterize anything in WebSettings.

BUG=490942
R=skobes@chromium.org

Committed: https://crrev.com/c96d69ca9efd5966d4e6d26f70f3ca1316771a28
Cr-Commit-Position: refs/heads/master@{#405626}

[skobes, 2016-07-14 21:44:21]

lgtm

[szager1, 2016-07-14 22:10:32]

Elminate unnecessary #include.

[szager1, 2016-07-14 22:10:53]

The CQ bit was checked by szager@chromium.org

[szager1, 2016-07-14 22:10:53]

The patchset sent to the CQ was uploaded after l-g-t-m from skobes@chromium.org
Link to the patchset: https://codereview.chromium.org/2154493002/#ps20001
(title: "Elminate unnecessary #include.")

[commit-bot: I haz the power, 2016-07-14 22:11:28]

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, 2016-07-14 23:28:05]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2016-07-14 23:28:09]

CQ bit was unchecked.

[commit-bot: I haz the power, 2016-07-14 23:29:19]

Description was changed from

==========
FrameTestHelpers: support Settings-parameterized tests.

This consolidates the mechanism for running unit tests with and
without root layer scrolling enabled.  The same mechanism can be
used to parameterize anything in WebSettings.

BUG=490942
R=skobes@chromium.org
==========

to

==========
FrameTestHelpers: support Settings-parameterized tests.

This consolidates the mechanism for running unit tests with and
without root layer scrolling enabled.  The same mechanism can be
used to parameterize anything in WebSettings.

BUG=490942
R=skobes@chromium.org

Committed: https://crrev.com/c96d69ca9efd5966d4e6d26f70f3ca1316771a28
Cr-Commit-Position: refs/heads/master@{#405626}
==========

[commit-bot: I haz the power, 2016-07-14 23:29:20]

Patchset 2 (id:??) landed as
https://crrev.com/c96d69ca9efd5966d4e6d26f70f3ca1316771a28
Cr-Commit-Position: refs/heads/master@{#405626}