NotificationPanelViewController: reduce right pull down region

Change-Id: Ibaee6f7e4717a3f98621577a287cb3ce0e34924e
Signed-off-by: Joey Huab <joey@evolution-x.org>

Author: xdevs23

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

@@ -1416,7 +1416,7 @@ private boolean isOpenQsEvent(MotionEvent event) {
 
         final float w = mView.getMeasuredWidth();
         final float x = event.getX();
-        float region = w * 1.f / 4.f; // TODO overlay region fraction?
+        float region = w * 1.f / 5.f; // TODO overlay region fraction?
         boolean showQsOverride = false;
 
         switch (mOneFingerQuickSettingsIntercept) {