Android iinput editar el icono de contraseña de texto

<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">
<item android:drawable="@drawable/ic_visibility_black_18dp" android:state_checked="true"/>
<item android:drawable="@drawable/ic_visibility_off_black_18dp"/>
</selector>

<android.support.design.widget.TextInputLayout
    android:id="@+id/layoutTextInput"
    app:passwordToggleEnabled="true"
    app:passwordToggleDrawable="@drawable/show_password_selector"
    android:textColorHint="@color/gray">
    <android.support.v7.widget.AppCompatEditText
        android:id="@+id/editTextValue"
        android:imeOptions="actionNext"
        android:layout_marginBottom="8dp"
        android:inputType="text"/>
</android.support.design.widget.TextInputLayout>
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