AOD: update AOD2 views to spec

- Increase notification header size
- Dim clock in AOD2
- Hide shelf in AOD2

Bug: 30876804
Test: manual
Change-Id: I272ff54bd0dbed0ae4271c922f62304401651fc9
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/stack/AmbientState.java b/packages/SystemUI/src/com/android/systemui/statusbar/stack/AmbientState.java
index fe83dc4..b2b23a55 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/stack/AmbientState.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/stack/AmbientState.java
@@ -59,6 +59,7 @@
     private boolean mPanelTracking;
     private boolean mExpansionChanging;
     private boolean mPanelFullWidth;
+    private boolean mPulsing;
 
     public AmbientState(Context context) {
         reload(context);
@@ -285,6 +286,14 @@
         mPanelTracking = panelTracking;
     }
 
+    public boolean isPulsing() {
+        return mPulsing;
+    }
+
+    public void setPulsing(boolean pulsing) {
+        mPulsing = pulsing;
+    }
+
     public boolean isPanelTracking() {
         return mPanelTracking;
     }