Let AllAppsEduView consume touch until animation is done and view is removed.

Bug: 160760115
Bug: 160761752
Change-Id: Ie7ab0b4c6e61dc862cac10fa961b8d1c11c6cb10

quickstep/recents_ui_overrides/src/com/android/quickstep/views/AllAppsEduView.java

@@ -54,6 +54,7 @@ import com.android.quickstep.util.MultiValueUpdateListener;
 
 /**
  * View used to educate the user on how to access All Apps when in No Nav Button navigation mode.
+ * Consumes all touches until after the animation is completed and the view is removed.
  */
 public class AllAppsEduView extends AbstractFloatingView {
 
@@ -113,9 +114,19 @@ public class AllAppsEduView extends AbstractFloatingView {
         return (type & TYPE_ALL_APPS_EDU) != 0;
     }
 
+    @Override
+    public boolean onBackPressed() {
+        return true;
+    }
+
+    @Override
+    public boolean canInterceptEventsInSystemGestureRegion() {
+        return true;
+    }
+
     @Override
     public boolean onControllerInterceptTouchEvent(MotionEvent ev) {
-        return mAnimation != null && mAnimation.isRunning();
+        return true;
     }
 
     private void playAnimation() {