Merge "Adjust PIP Resize handle size and margin." into rvc-dev

    <!--TODO (b/156917828): Add content description for a11y purposes?-->

    <ImageButton

        android:id="@+id/resize_handle"

        android:layout_width="@dimen/pip_action_size"

        android:layout_height="@dimen/pip_action_size"

        android:layout_width="@dimen/pip_resize_handle_size"

        android:layout_height="@dimen/pip_resize_handle_size"

        android:layout_gravity="top|start"

        android:padding="@dimen/pip_action_padding"

        android:layout_margin="@dimen/pip_resize_handle_margin"

        android:src="@drawable/pip_resize_handle"

        android:background="?android:selectableItemBackgroundBorderless" />

</FrameLayout>

    <!-- The touchable/draggable edge size for PIP resize. -->

    <dimen name="pip_resize_edge_size">48dp</dimen>

    <!-- PIP Resize handle size and margin. -->

    <dimen name="pip_resize_handle_size">12dp</dimen>

    <dimen name="pip_resize_handle_margin">4dp</dimen>

    <!-- The corner radius for PiP window. -->

    <dimen name="pip_corner_radius">8dp</dimen>