Fixed a bug in the scrolling logic

When the user overflung to go to the quicksettings panel the
scroll logic remained active and was not reset.

Change-Id: Iab733f3525d5465c5dc583559d0acbc350274171

packages/SystemUI/src/com/android/systemui/statusbar/stack/NotificationStackScrollLayout.java

@@ -762,11 +762,12 @@ public class NotificationStackScrollLayout extends ViewGroup
                                 }
                             }
                         }
-
-                        mActivePointerId = INVALID_POINTER;
-                        endDrag();
                     }
+
+                    mActivePointerId = INVALID_POINTER;
+                    endDrag();
                 }
+
                 break;
             case MotionEvent.ACTION_CANCEL:
                 if (mIsBeingDragged && getChildCount() > 0) {