Editor

navigation_item.xml

<?xml version="1.0" encoding="utf-8"?>

<merge xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools">

<android.support.constraint.ConstraintLayout
        android:id="@+id/navigation_item_layout"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_marginVertical="@dimen/spacing_micro">

<android.support.v7.widget.CardView
            android:id="@+id/cardView"
            android:layout_width="0dp"
            android:layout_height="wrap_content"
            android:layout_marginBottom="8dp"
            android:layout_marginHorizontal="@dimen/activity_horizontal_margin"
            android:layout_marginVertical="@dimen/spacing_micro"
            android:clickable="true"
            android:foreground="?android:attr/selectableItemBackground"
            app:cardCornerRadius="@dimen/spacing_micro"
            app:layout_constraintBottom_toBottomOf="parent"
            app:layout_constraintEnd_toStartOf="@+id/infoButton"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintTop_toTopOf="parent">

<com.example.android.autofillframework.app.InfoButton
            android:id="@+id/infoButton"
            android:layout_width="wrap_content"
            android:layout_height="0dp"
            android:layout_gravity="center"
            android:layout_marginHorizontal="@dimen/spacing_normal"
            android:background="@android:color/transparent"
            android:src="@drawable/ic_info_black_24dp"
            app:dialogText=""
            app:layout_constraintBottom_toBottomOf="@+id/cardView"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintTop_toTopOf="@+id/cardView" />
    </android.support.constraint.ConstraintLayout>
</merge>