Fixing issue with missing scroll bar after fast-scrolling and searching.

- This was due to us not re-attaching the thumb to the scrollbar after
  we scroll the view to the top explicitly without the user scrolling.

Bug: 23562489
Change-Id: I5932b9b3b9358e23c0ec23aa235644b4f27c43ea

parent a79b18ad

src/com/android/launcher3/allapps/AllAppsRecyclerView.java

+4 −0

Original line number	Diff line number	Diff line
		@@ -102,6 +102,10 @@ public class AllAppsRecyclerView extends BaseRecyclerView
		* Scrolls this recycler view to the top.
		*/
		public void scrollToTop() {
		// Ensure we reattach the scrollbar if it was previously detached while fast-scrolling
		if (mScrollbar.isThumbDetached()) {
		mScrollbar.reattachThumbToScroll();
		}
		scrollToPosition(0);
		}