Fix dependency errors in Android Studio

Fix dependency errors in Android Studio

MinSDK in customtabs target was set to 15, but other parts of the apps
are not updated. This CL fixes it.

Committed: https://github.com/GoogleChrome/custom-tabs-client/commit/592e63122055d37e58cd37bd89a973eed98340ef

[Ian Wen, 2016-01-06 04:33:45]

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

[Ian Wen, 2016-01-06 04:33:46]

Application/build.gradle was set to 15 in
https://codereview.chromium.org/1559043005. This CL updates the rest gradle
files.

[Yusuf, 2016-01-06 18:54:31]

lgtm

[Yusuf, 2016-01-06 18:54:34]

The CQ bit was checked by yusufo@chromium.org

[commit-bot: I haz the power, 2016-01-06 18:54:43]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1561983002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1561983002/1

[commit-bot: I haz the power, 2016-01-06 18:55:22]

Description was changed from

==========
Fix dependency errors in Android Studio

MinSDK in customtabs target was set to 15, but other parts of the apps
are not updated. This CL fixes it.
==========

to

==========
Fix dependency errors in Android Studio

MinSDK in customtabs target was set to 15, but other parts of the apps
are not updated. This CL fixes it.

Committed:
https://github.com/GoogleChrome/custom-tabs-client/commit/592e63122055d37e58c...
==========

[commit-bot: I haz the power, 2016-01-06 18:55:23]

Committed patchset #1 (id:1) as
https://github.com/GoogleChrome/custom-tabs-client/commit/592e63122055d37e58c...