Revert "Adding customizable background colour support."

This reverts commit eedebc4850749ba8a7a70e17a41399997806856a.

This needs to be submitted only with the next change which re-adds
minimal support.

Change-Id: I1f269a7c3bbd11fc60f61d6f23e78a1933f182c7
(cherry picked from commit 91181aa5deafac0660e8132964e50a4ec25da00b)
4 files changed