ref: 6a86e3784944a7be6a92a977a04541a00b55cfb1
dir: /test/build/android/res/values/dimens.xml/
<resources> <!-- Default screen margins, per the Android Design guidelines. --> <dimen name="activity_horizontal_margin">16dp</dimen> <dimen name="activity_vertical_margin">16dp</dimen> </resources>