Add the appropriate @hide flag so we can build!

Change-Id: Id45f682287741badb13e256f6029c52820a068bd
Floating window: Fix possible NPE
Avoid possible NPE if app provides no interface such as pushbullet's
test notification & other apps which provide one.

Change-Id: I5e97ec300e30dc290899f94b745255d55ff52398
Initial Chameleon Engine

Change-Id: Ia3b55dcc21b5fd79d750042ed23562722432ec86

Conflicts:

	core/java/android/content/res/Resources.java