Coordinate the SUW All Set page first reveal with the taskbar unstash to hotseat animation.

Bug: 220096988
Test: manual
Change-Id: I1f517b322e5c18f825be8b51ebb560a4a195b666
diff --git a/src/com/android/launcher3/config/FeatureFlags.java b/src/com/android/launcher3/config/FeatureFlags.java
index 54edb33..9775b87 100644
--- a/src/com/android/launcher3/config/FeatureFlags.java
+++ b/src/com/android/launcher3/config/FeatureFlags.java
@@ -246,6 +246,10 @@
             "ENABLE_ALL_APPS_IN_TASKBAR", true,
             "Enables accessing All Apps from the system Taskbar.");
 
+    public static final BooleanFlag ENABLE_ALL_APPS_BUTTON_IN_HOTSEAT = getDebugFlag(
+            "ENABLE_ALL_APPS_BUTTON_IN_HOTSEAT", false,
+            "Enables displaying the all apps button in the hotseat.");
+
     public static final BooleanFlag ENABLE_ALL_APPS_ONE_SEARCH_IN_TASKBAR = getDebugFlag(
             "ENABLE_ALL_APPS_ONE_SEARCH_IN_TASKBAR", false,
             "Enables One Search box in Taskbar All Apps.");