Revert of [Mirror Android] Temporarily remove the Mirror flag. (https://codereview.chromium.org/294393008/)

Reason for revert:
The removal of the flag landed to M36 as https://src.chromium.org/viewvc/chrome?revision=273283&view=revision

Reverting the change (== introducing the Android Mirror flag back) on the trunk.

Original issue's description:
> [Mirror Android] Temporarily remove the Mirror flag.
> 
> Once in trunk this needs to be picked up to M36 beta branch.
> Once picked up by the branch, this needs to be reverted on trunk.
> 
> BUG=378025
> NOTRY=True
> 
> Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=273067

TBR=tedchoc@chromium.org
NOTREECHECKS=true
NOTRY=true
BUG=378025

Review URL: https://codereview.chromium.org/294393013

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@273287 0039d316-1c4b-4281-b951-d872f2087c98
1 file changed