Use new tab assets.

Also make the ContactsActivityList activity draw it's own list
separators, so that it can *not* draw the when an A-Z divider is
visible.

Change-Id: I0755a2cbcb57d646d770003844e394ac0de753ac
diff --git a/res/layout-finger/dialer_activity.xml b/res/layout-finger/dialer_activity.xml
index 242821b..29189c7 100644
--- a/res/layout-finger/dialer_activity.xml
+++ b/res/layout-finger/dialer_activity.xml
@@ -26,10 +26,7 @@
 
         <TabWidget android:id="@android:id/tabs"
             android:layout_width="fill_parent"
-            android:layout_height="68dip"
-            android:paddingLeft="1dip"
-            android:paddingRight="1dip"
-            android:paddingTop="4dip"
+            android:layout_height="wrap_content"
         />
 
         <FrameLayout android:id="@android:id/tabcontent"