Focal: add new api for detecting the widget we are in.

* use it for whether we are in hdr or not

* Add Samsung ZSL mode

Change-Id: I9558558777a11cc8f6b633e397c809aa6993ceaf
Default orientation to Portrait instead of Landscape

Change-Id: I797f58ad168a87d7c53313c948f30d8753d8d8e6
Merge "Default orientation to Portrait instead of Landscape" into cm-10.2
Merge remote-tracking branch 'cm/cm-10.2' into cm-10.1