ref: 4afb83e3b049b00e4e1f061fe8db9012a7e0104c
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>