tree 33fb855484c4d01c92e63a4457b735676118c270
parent 4d797968a61e19954edb21961b51a8c4c5058d5a
author Tony Wickham <twickham@google.com> 1458923048 -0700
committer Tony Wickham <twickham@google.com> 1458924810 -0700

Add WallpaperManagerCompat#getWallpaperId().

This is necessary for the wallpaper color extraction, which uses the
id to only do the extraction if the wallpaper has changed.

Change-Id: I69df0352b26d972c3ac507679c6bf5e9eb993b60