[Android] Disable enhanced bookmark opt-in flag.

[Android] Disable enhanced bookmark opt-in flag.

We won't launch this feature for M39, so disable public opt-in flag.

BUG=416664
Committed: https://crrev.com/5da932e693169900a4a4be346446788aa1944eeb
Cr-Commit-Position: refs/heads/master@{#296825}

[Kibeom Kim (inactive), 2014-09-25 21:56:06]

kkimlabs@chromium.org changed reviewers:
+ yfriedman@google.com

[Ted C, 2014-09-25 22:11:35]

tedchoc@chromium.org changed reviewers:
+ tedchoc@chromium.org

[Ted C, 2014-09-25 22:11:36]

lgtm

[Kibeom Kim (inactive), 2014-09-25 22:13:05]

The CQ bit was checked by kkimlabs@chromium.org

[commit-bot: I haz the power, 2014-09-25 22:14:52]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/610443002/1

[commit-bot: I haz the power, 2014-09-25 23:24:35]

Committed patchset #1 (id:1) as ca505e44fdd7f30c7da25eb2d11807af6f3f2354

[commit-bot: I haz the power, 2014-09-25 23:26:42]

Patchset 1 (id:??) landed as
https://crrev.com/5da932e693169900a4a4be346446788aa1944eeb
Cr-Commit-Position: refs/heads/master@{#296825}

[Kibeom Kim (inactive), 2014-09-29 21:27:24]

A revert of this CL (patchset #1 id:1) has been created in
https://codereview.chromium.org/612203002/ by kkimlabs@chromium.org.

The reason for reverting is: M39 branched, so re-enable the flag on trunk..