Zen: Add a new level: alarms-only.

Like no-interruptions, but allows alarms.

Bug: 19260237
Change-Id: I36bf0a333362256c8e54cd83992cb46c3bcb7f69
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBarPolicy.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBarPolicy.java
index 1938c6d..ac93ced 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBarPolicy.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBarPolicy.java
@@ -218,7 +218,7 @@
             volumeVisible = true;
             volumeIconId = R.drawable.stat_sys_ringer_silent;
             volumeDescription = mContext.getString(R.string.accessibility_ringer_silent);
-        } else if (mZen != Global.ZEN_MODE_NO_INTERRUPTIONS &&
+        } else if (mZen != Global.ZEN_MODE_NO_INTERRUPTIONS && mZen != Global.ZEN_MODE_ALARMS &&
                 audioManager.getRingerModeInternal() == AudioManager.RINGER_MODE_VIBRATE) {
             volumeVisible = true;
             volumeIconId = R.drawable.stat_sys_ringer_vibrate;