Pack one apk at shared mode
Pack one apk at shared mode

Only embedded 32 bit crosswalk will generate two apks by default.

BUG=XWALK-6260

Telerik-Verified-Plugins/Crosswalk,infil00p/cordova-crosswalk-engine,Telerik-Verified-Plugins/Crosswalk,infil00p/cordova-crosswalk-engine,crosswalk-project/cordova-plugin-crosswalk-webview,crosswalk-project/cordova-plugin-crosswalk-webview