[acn]: Enable windowclose event of browser

Author: modeveci

configs/acn2952_wpe_yt_defconfig

@@ -67,6 +67,7 @@ BR2_PACKAGE_WPEFRAMEWORK_TRACECONTROL=y
 BR2_PACKAGE_WPEFRAMEWORK_WEBKITBROWSER=y
 BR2_PACKAGE_WPEFRAMEWORK_WEBKITBROWSER_STARTURL="https://www.youtube.com/tv"
 BR2_PACKAGE_WPEFRAMEWORK_WEBKITBROWSER_USERAGENT="Mozilla/5.0 (Macintosh, Intel Mac OS X 10_11_4) AppleWebKit/602.1.28+ (KHTML, like Gecko) Version/9.1 Safari/601.5.17, KPN_STB_BCM7241/7.3.31.5002 (Arcadyan, HMB2260, Wired)"
+BR2_PACKAGE_WPEFRAMEWORK_WEBKITBROWSER_WINDOWCLOSE=y
 BR2_PACKAGE_WPEFRAMEWORK_WEBKITBROWSER_CLIENTIDENTIFIER="300"
 BR2_PACKAGE_WPEFRAMEWORK_WEBKITBROWSER_LOCALSTORAGE="/tmp"
 BR2_PACKAGE_WPEFRAMEWORK_WEBKITBROWSER_MEMORYPRESSURE="databaseprocess:30m,networkprocess:40m,webprocess:150m,rpcprocess:30m"