Remove behavior that closes the notification/qs panel when tapping on an empty area.

Test: Manually on device
Bug: 202900378
Fixes: 202900378
Change-Id: I0ea9393175af24bf60526b4b5e7d08b893c9ffa1

packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationPanelViewController.java

@@ -3262,12 +3262,6 @@ public class NotificationPanelViewController extends PanelViewController {
                     mStatusBarStateController.setState(KEYGUARD);
                 }
                 return true;
-            case StatusBarState.SHADE:
-
-                // This gets called in the middle of the touch handling, where the state is still
-                // that we are tracking the panel. Collapse the panel after this is done.
-                mView.post(mPostCollapseRunnable);
-                return false;
             default:
                 return true;
         }

packages/SystemUI/src/com/android/systemui/statusbar/phone/PanelViewController.java

@@ -928,7 +928,6 @@ public abstract class PanelViewController {
 
     private void abortAnimations() {
         cancelHeightAnimator();
-        mView.removeCallbacks(mPostCollapseRunnable);
         mView.removeCallbacks(mFlingCollapseRunnable);
     }
 
@@ -1105,13 +1104,6 @@ public abstract class PanelViewController {
         return onMiddleClicked();
     }
 
-    protected final Runnable mPostCollapseRunnable = new Runnable() {
-        @Override
-        public void run() {
-            collapse(false /* delayed */, 1.0f /* speedUpFactor */);
-        }
-    };
-
     protected abstract boolean onMiddleClicked();
 
     protected abstract boolean isDozing();