Add carrier info back to notification drawer.

Bug: 5250214
Change-Id: I9ef1faf052ea6e4d3bd0b5a1a6e67a18fb923c47
diff --git a/packages/SystemUI/res/layout/status_bar_tracking.xml b/packages/SystemUI/res/layout/status_bar_tracking.xml
index 25c0237..c1b0066 100644
--- a/packages/SystemUI/res/layout/status_bar_tracking.xml
+++ b/packages/SystemUI/res/layout/status_bar_tracking.xml
@@ -26,12 +26,21 @@
     android:paddingRight="0px"
     >
 
-    <View
-         android:layout_width="match_parent"
-         android:layout_height="wrap_content"
-         android:layout_weight="1"
-         android:background="@drawable/notification_tracking_bg"
-         />
+    <FrameLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_weight="1"
+        android:background="@drawable/notification_tracking_bg"
+        >
+        <com.android.systemui.statusbar.phone.CarrierLabel
+            android:textAppearance="@style/TextAppearance.StatusBar.Clock"
+            android:layout_height="wrap_content"
+            android:layout_width="match_parent"
+            android:layout_gravity="bottom"
+            android:gravity="center"
+            android:paddingBottom="20dp"
+            />
+    </FrameLayout>
 
     <com.android.systemui.statusbar.phone.CloseDragHandle android:id="@+id/close"
         android:layout_width="match_parent"