session-android/res/layout/conversation_list_activity.xml

<?xml version="1.0" encoding="utf-8"?>
<android.support.v4.widget.DrawerLayout
        xmlns:android="http://schemas.android.com/apk/res/android"
        android:id="@+id/drawer_layout"
        android:layout_width="match_parent"
        android:layout_height="match_parent">

    <fragment
            android:id="@+id/fragment_content"
            android:name="org.thoughtcrime.securesms.ConversationListFragment"
            android:layout_width="match_parent"
            android:layout_height="match_parent"/>

    <ListView android:id="@+id/left_drawer"
              android:layout_width="240dp"
              android:layout_height="match_parent"
              android:layout_gravity="start"
              android:choiceMode="singleChoice"
              android:dividerHeight="1dp"
              android:background="?navigation_drawer_background"/>
</android.support.v4.widget.DrawerLayout>