Reset keyguard/bouncer on "return to call".

+ Add callback, to be invoked when EmergencyButton is clicked when
inside a call.
+ Route callback to the KeyguardViewMediator, to invoke
resetStateLocked() to reset the bouncer.

Bug: 18977746
Change-Id: I4733ccfb6809c4610184a33a28ba38ecf255231f

1 files changed, 5 insertions, 0 deletions

diff --git a/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardViewMediator.java b/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardViewMediator.java
index 6df78ac..f3d214f 100644
--- a/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardViewMediator.java
+++ b/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardViewMediator.java
@@ -489,6 +489,11 @@ public class KeyguardViewMediator extends SystemUI {
         }
 
         @Override
+        public void resetKeyguard() {
+            resetStateLocked();
+        }
+
+        @Override
         public void playTrustedSound() {
             KeyguardViewMediator.this.playTrustedSound();
         }