This change syncs all drawables from Honeycomb-MR2 into Master.
Bug: 4442045
Change-Id: Ia539aa62bfc355ccc742cf5aa600463c7b604187
Cherry-pick: I98664b0c954be82eeda00c69e712da2e20ca606a
This change introduces shiftedIcon attribute for Key which specifies
icon to draw the shift key while the key is in shifted state.
This change also intriduces new configurable dimension value
key_label_horizontal_alignment_padding which represents horizontal
padding for left or right alignment of key label.
Bug: 3216592
Bug: 3201839
Change-Id: I3aa7392227ce573c404517678e6340a8d1fcb328