Set row height to the row height not the notification height.

Bug: 6376501
Change-Id: I41567b11fcb1d39bc75ef782faa8287bbb1e4ca8

Author: cwren

packages/SystemUI/res/values-hdpi/dimens.xml

@@ -72,7 +72,7 @@
     <dimen name="status_bar_icon_padding">0dp</dimen>
 
     <!-- thickness (height) of dividers between each notification row -->
-    <dimen name="notification_divider_height">4dp</dimen>
+    <dimen name="notification_divider_height">2dp</dimen>
 
     <!-- Notification drawer tuning parameters (phone UI) -->
     <!-- Initial velocity of the shade when expanding on its own -->

packages/SystemUI/res/values/dimens.xml

@@ -436,6 +436,8 @@ protected void workAroundBadLayerDrawableOpacity(View v) {
     }
 
     protected  boolean inflateViews(NotificationData.Entry entry, ViewGroup parent) {
+        int rowHeight =
+                mContext.getResources().getDimensionPixelSize(R.dimen.notification_height);
         int minHeight =
                 mContext.getResources().getDimensionPixelSize(R.dimen.notification_min_height);
         int maxHeight =
@@ -462,7 +464,7 @@ protected  boolean inflateViews(NotificationData.Entry entry, ViewGroup parent)
             lp.height = ViewGroup.LayoutParams.WRAP_CONTENT;
             expandable = Boolean.TRUE;
         } else {
-            lp.height = minHeight;
+            lp.height = rowHeight;
         }
         row.setLayoutParams(lp);
         row.setTag(R.id.expandable_tag, expandable);