ref: 17e610da9fe9a1bf6b7d8a46db4c38b836701f6d
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>