Made sure huns received while dozing time out

Huns received during dozing will now time out
following the regular hun timeout after we woke
up. This ensures that we can't have huns hanging
around for too long.

Bug: 130327302
Test: get HUn while dozing, wake up, observe normal timeout
Change-Id: Ie2fbc4a9ab7634f56f5db26bb7acb98c4248d59c

packages/SystemUI/src/com/android/systemui/statusbar/phone/HeadsUpManagerPhone.java

@@ -234,6 +234,17 @@ public class HeadsUpManagerPhone extends HeadsUpManager implements Dumpable,
         mStatusBarState = newState;
     }
 
+    @Override
+    public void onDozingChanged(boolean isDozing) {
+        if (!isDozing) {
+            // Let's make sure all huns we got while dozing time out within the normal timeout
+            // duration. Otherwise they could get stuck for a very long time
+            for (AlertEntry entry : mAlertEntries.values()) {
+                entry.updateEntry(true /* updatePostTime */);
+            }
+        }
+    }
+
     /**
      * Set that we are exiting the headsUp pinned mode, but some notifications might still be
      * animating out. This is used to keep the touchable regions in a sane state.