Adding signposting to Phone UI in Workspace/AppsCustomize.

Change-Id: Id63f247745a5ec1a63bbaff84602e4c91354f789
diff --git a/res/layout/apps_customize_pane.xml b/res/layout/apps_customize_pane.xml
index 55cba99..1b8be80 100644
--- a/res/layout/apps_customize_pane.xml
+++ b/res/layout/apps_customize_pane.xml
@@ -72,6 +72,15 @@
                 launcher:widgetCellHeightGap="@dimen/apps_customize_widget_cell_height_gap"
                 launcher:widgetCountX="@integer/apps_customize_widget_cell_count_x"
                 launcher:widgetCountY="@integer/apps_customize_widget_cell_count_y" />
+            <ImageView
+                android:id="@+id/paged_view_indicator"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_gravity="bottom"
+                android:visibility="gone"
+                android:alpha="0"
+                android:scaleType="fitXY"
+                android:src="@drawable/paged_view_indicator" />
          </FrameLayout>
       </LinearLayout>
 </com.android.launcher2.AppsCustomizeTabHost>