Fix crash in Go Launcher

Bug: 198141465
Test: Check that wembley is usable after unlocking
Change-Id: I37620be4f24a2f0f8f08483991fad7760415b67c
diff --git a/go/quickstep/res/layout/overview_actions_container.xml b/go/quickstep/res/layout/overview_actions_container.xml
index cc65cbf..710e2e0 100644
--- a/go/quickstep/res/layout/overview_actions_container.xml
+++ b/go/quickstep/res/layout/overview_actions_container.xml
@@ -105,6 +105,23 @@
 
         <!-- Unused. Included only for compatibility with parent class. -->
         <Button
+            android:id="@+id/action_split"
+            style="@style/GoOverviewActionButton"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:drawableStart="@drawable/ic_split_screen"
+            android:text="@string/action_split"
+            android:theme="@style/ThemeControlHighlightWorkspaceColor"
+            android:visibility="gone" />
+
+        <Space
+            android:id="@+id/action_split_space"
+            android:layout_width="0dp"
+            android:layout_height="1dp"
+            android:layout_weight="1"
+            android:visibility="gone" />
+
+        <Button
             android:id="@+id/action_share"
             style="@style/GoOverviewActionButton"
             android:layout_width="wrap_content"