Hide GlowPadView warnings

Make message verbose and contingent on DEBUG. This has been spamming my logs everytime I touch navbar or lockscreen targets.
Lockscreen shortcuts

Conflicts:
	packages/Keyguard/src/com/android/keyguard/KeyguardSelectorView.java
	packages/SystemUI/src/com/android/systemui/SearchPanelView.java

Change-Id: Id3e0e4b4b142922b4a8b8c795cbb0c7be71b0905