<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical">

    <include layout="@layout/chat_toolbar" />

    <android.support.v7.widget.RecyclerView
        android:id="@+id/chat_members_recycler_view"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:background="@color/colorWhite" />
</LinearLayout>