session-android/res/layout/activity_create_private_chat.xml

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

    <android.support.design.widget.TabLayout
        style="@style/Session.DarkTabLayout"
        android:id="@+id/tabLayout"
        android:layout_width="match_parent"
        android:layout_height="@dimen/tab_bar_height" />

</android.support.v4.view.ViewPager>