Avoid drawing tall header when scrolling search results

Bug: 184946772
Test: manual
Change-Id: I1bedec89fb9eb5dc51b8b34511a02868cec91efe
diff --git a/src/com/android/launcher3/allapps/FloatingHeaderView.java b/src/com/android/launcher3/allapps/FloatingHeaderView.java
index af7896a..a0c598a 100644
--- a/src/com/android/launcher3/allapps/FloatingHeaderView.java
+++ b/src/com/android/launcher3/allapps/FloatingHeaderView.java
@@ -298,7 +298,7 @@
 
     @Override
     protected void dispatchDraw(Canvas canvas) {
-        if (mHeaderCollapsed && mTabLayout.getVisibility() == VISIBLE
+        if (mHeaderCollapsed && !mCollapsed && mTabLayout.getVisibility() == VISIBLE
                 && mHeaderColor != Color.TRANSPARENT) {
             mBGPaint.setColor(mHeaderColor);
             mBGPaint.setAlpha((int) (255 * mHeaderAnimator.getAnimatedFraction()));