Expand scope of enable_hotwording.

Expand scope of enable_hotwording.

It is currently only in chrome/browser/BUILD.gn even though it is used
elsewhere. Moving it to chrome/common/features.gni and checking for it
where it is used.

BUG=634044
Committed: https://crrev.com/560dba3c9e8878608d735a811cfaaf29aa6fab88
Cr-Commit-Position: refs/heads/master@{#409651}

[Lei Zhang, 2016-08-03 19:20:40]

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

[commit-bot: I haz the power, 2016-08-03 19:21:07]

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, 2016-08-03 19:24:15]

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

[commit-bot: I haz the power, 2016-08-03 19:24:16]

Dry run: Try jobs failed on following builders:
  android_arm64_dbg_recipe on master.tryserver.chromium.android (JOB_FAILED,
https://build.chromium.org/p/tryserver.chromium.android/builders/android_arm6...)
  android_clang_dbg_recipe on master.tryserver.chromium.android (JOB_FAILED,
https://build.chromium.org/p/tryserver.chromium.android/builders/android_clan...)
  cast_shell_android on master.tryserver.chromium.android (JOB_FAILED,
https://build.chromium.org/p/tryserver.chromium.android/builders/cast_shell_a...)
  mac_chromium_compile_dbg_ng on master.tryserver.chromium.mac (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.mac/builders/mac_chromium_comp...)
  mac_chromium_rel_ng on master.tryserver.chromium.mac (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.mac/builders/mac_chromium_rel_...)

[Lei Zhang, 2016-08-03 19:29:28]

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

[commit-bot: I haz the power, 2016-08-03 19:29:58]

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, 2016-08-03 19:33:25]

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

[commit-bot: I haz the power, 2016-08-03 19:33:26]

Dry run: Try jobs failed on following builders:
  android_clang_dbg_recipe on master.tryserver.chromium.android (JOB_FAILED,
https://build.chromium.org/p/tryserver.chromium.android/builders/android_clan...)
  mac_chromium_compile_dbg_ng on master.tryserver.chromium.mac (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.mac/builders/mac_chromium_comp...)
  mac_chromium_rel_ng on master.tryserver.chromium.mac (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.mac/builders/mac_chromium_rel_...)

[Lei Zhang, 2016-08-03 20:57:06]

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

[commit-bot: I haz the power, 2016-08-03 20:57:50]

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

[Lei Zhang, 2016-08-03 21:24:31]

thestig@chromium.org changed reviewers:
+ dpranke@chromium.org

[Dirk Pranke, 2016-08-03 22:30:16]

lgtm

[commit-bot: I haz the power, 2016-08-03 22:46:38]

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

[commit-bot: I haz the power, 2016-08-03 22:46:39]

Dry run: This issue passed the CQ dry run.

[Lei Zhang, 2016-08-03 22:57:50]

The CQ bit was checked by thestig@chromium.org

[commit-bot: I haz the power, 2016-08-03 22:58:41]

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, 2016-08-03 23:05:51]

Committed patchset #5 (id:80001)

[commit-bot: I haz the power, 2016-08-03 23:07:24]

Description was changed from

==========
Expand scope of enable_hotwording.

It is currently only in chrome/browser/BUILD.gn even though it is used
elsewhere. Moving it to chrome/common/features.gni and checking for it
where it is used.

BUG=634044
==========

to

==========
Expand scope of enable_hotwording.

It is currently only in chrome/browser/BUILD.gn even though it is used
elsewhere. Moving it to chrome/common/features.gni and checking for it
where it is used.

BUG=634044

Committed: https://crrev.com/560dba3c9e8878608d735a811cfaaf29aa6fab88
Cr-Commit-Position: refs/heads/master@{#409651}
==========

[commit-bot: I haz the power, 2016-08-03 23:07:25]

Patchset 5 (id:??) landed as
https://crrev.com/560dba3c9e8878608d735a811cfaaf29aa6fab88
Cr-Commit-Position: refs/heads/master@{#409651}

[Lei Zhang, 2016-08-04 00:18:31]

A revert of this CL (patchset #5 id:80001) has been created in
https://codereview.chromium.org/2204343004/ by thestig@chromium.org.

The reason for reverting is: Broke official CrOS build..