Merge pull request #25221 from kumarrishav/Bug-1082908

Bug 1082908 - Background color of contact list should be other than white so that it differ from empty space. r=felash
(cherry picked from commit 51ab1cfc1c4361c3761dd68b5c27644dcd9263a9)

Conflicts:
	apps/sms/index.html
	apps/sms/style/sms.css