Remove FeatureFlagUtils entries for Global Actions Dialog.

Test: Automated tests pass. GAD still displays correctly when holding down power button.

Bug: 123397865
Bug: 127644235
Change-Id: I5ca5e760d9a987c75a93c43783ad2b38728d48fc
diff --git a/packages/SystemUI/src/com/android/systemui/globalactions/GlobalActionsDialog.java b/packages/SystemUI/src/com/android/systemui/globalactions/GlobalActionsDialog.java
index e87ff52..a098fee 100644
--- a/packages/SystemUI/src/com/android/systemui/globalactions/GlobalActionsDialog.java
+++ b/packages/SystemUI/src/com/android/systemui/globalactions/GlobalActionsDialog.java
@@ -1542,9 +1542,7 @@
         }
 
         private boolean shouldUsePanel() {
-            return isPanelEnabled(mContext)
-                    && mPanelController != null
-                    && mPanelController.getPanelContent() != null;
+            return mPanelController != null && mPanelController.getPanelContent() != null;
         }
 
         private void initializePanel() {
@@ -1791,14 +1789,6 @@
         return isPanelDebugModeEnabled(context);
     }
 
-    /**
-     * Determines whether or not the Global Actions Panel should appear when the power button
-     * is held.
-     */
-    private static boolean isPanelEnabled(Context context) {
-        return FeatureFlagUtils.isEnabled(
-                context, FeatureFlagUtils.GLOBAL_ACTIONS_PANEL_ENABLED);
-    }
 
     /**
      * Determines whether the Global Actions menu should use a separated view for emergency actions.