Update keyguard preview per UX feedback

        android:layout_width="match_parent"

        android:layout_height="25dp"

        android:background="@color/dialer_theme_color_dark" />

    <View

        android:layout_width="match_parent"

        android:layout_height="@dimen/actionbar_and_tab_height"

        android:background="@color/dialer_theme_color" />

    <View

        android:layout_width="match_parent"

        android:layout_weight="1"