Merge "Collapse the CallStyle buttons to just an icon instead of truncating...

Merge "Collapse the CallStyle buttons to just an icon instead of truncating text." into sc-qpr1-dev am: 44527690 am: e30260aa

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15559241

Change-Id: Ie231a8a9306255cf68d18d022e66ef794e86b9de