Remove setOutlineProvider call from layout pass

To reduce risk of double taxation in layout-and-measure stage, move call
to setOutlineProvider in StackScrollerDecorView from onLayout to
onFinishInflate.

Test: atest com.android.systemui.statusbar
Bug: 231054525
Change-Id: Ia7a69323a3da283baabc61aa17219eac8ed9ca66

packages/SystemUI/src/com/android/systemui/statusbar/notification/row/StackScrollerDecorView.java

@@ -74,11 +74,6 @@ public abstract class StackScrollerDecorView extends ExpandableView {
         mSecondaryView = findSecondaryView();
         setVisible(false /* nowVisible */, false /* animate */);
         setSecondaryVisible(false /* nowVisible */, false /* animate */);
-    }
-
-    @Override
-    protected void onLayout(boolean changed, int left, int top, int right, int bottom) {
-        super.onLayout(changed, left, top, right, bottom);
         setOutlineProvider(null);
     }