update summary change no matter whether summary is equal

Since the method parameter tile and tile in adpater is the same
instance, it is useless to check whether summary has changed.

Test: Run SettingsRoboTests
The function used in notifySummaryChanged already has testcases
in DashboardDataTest

Change-Id: I8c8969fcd2c89f368ca507808910fc7a9852f192

src/com/android/settings/dashboard/DashboardAdapter.java

@@ -163,13 +163,9 @@ public class DashboardAdapter extends RecyclerView.Adapter<DashboardAdapter.Dash
     public void notifySummaryChanged(Tile tile) {
         final int position = mDashboardData.getPositionByTile(tile);
         if (position != DashboardData.POSITION_NOT_FOUND) {
-            final Tile targetTile = (Tile) mDashboardData.getItemEntityByPosition(position);
-            if (!TextUtils.equals(tile.summary, targetTile.summary)) {
-
-                // Since usually tile in parameter and tile in mCategories are same instance,
-                // which is hard to be detected by DiffUtil, so we notifyItemChanged directly.
-                notifyItemChanged(position);
-            }
+            // Since usually tile in parameter and tile in mCategories are same instance,
+            // which is hard to be detected by DiffUtil, so we notifyItemChanged directly.
+            notifyItemChanged(position);
         }
     }