Merge "Use colorAccent for fullscreen tutorial." into nyc-mr1-dev

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"

        android:layout_width="match_parent"

        android:layout_height="wrap_content"

        android:background="#ff009688"

        android:background="?android:attr/colorAccent"

        android:gravity="center_vertical"

        android:paddingBottom="24dp">

                android:paddingTop="8dp"

                android:scaleType="center"

                android:src="@drawable/ic_expand_more_48dp"

                android:tint="#ff009688"/>

                android:tint="?android:attr/colorAccent"/>

    </FrameLayout>

    <TextView