Merge "Update arrow color after all notifications dismissed." into sc-v2-dev am: 3a91a6241f

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/15936544

Change-Id: I6e137991ebc9d46f9fa12243ba02111b0d959e96

src/com/android/launcher3/popup/ArrowPopup.java

@@ -495,7 +495,7 @@ public abstract class ArrowPopup<T extends Context & ActivityContext>
         mArrow.setPivotY(mIsAboveIcon ? mArrowHeight : 0);
     }
 
-    private void updateArrowColor() {
+    protected void updateArrowColor() {
         if (!Gravity.isVertical(mGravity)) {
             mArrow.setBackground(new RoundedArrowDrawable(
                     mArrowWidth, mArrowHeight, mArrowPointRadius,

src/com/android/launcher3/popup/PopupContainerWithArrow.java

@@ -593,6 +593,7 @@ public class PopupContainerWithArrow<T extends StatefulActivity<LauncherState>>
                 mNotificationContainer.setVisibility(GONE);
                 updateHiddenShortcuts();
                 assignMarginsAndBackgrounds(PopupContainerWithArrow.this);
+                updateArrowColor();
             } else {
                 mNotificationContainer.trimNotifications(
                         NotificationKeyData.extractKeysOnly(dotInfo.getNotificationKeys()));