Fixed ImageBackground could't be wrapped by Touchable* component

Libraries/Image/ImageBackground.js

@@ -16,6 +16,8 @@ const Image = require('Image');
 const React = require('React');
 const StyleSheet = require('StyleSheet');
 const View = require('View');
+const NativeMethodsMixin = require('NativeMethodsMixin');
+const ReactNativeViewAttributes = require('ReactNativeViewAttributes');
 
 /**
  * Very simple drop-in replacement for <Image> which supports nesting views.
@@ -41,7 +43,18 @@ const View = require('View');
  * AppRegistry.registerComponent('DisplayAnImageBackground', () => DisplayAnImageBackground);
  * ```
  */
-class ImageBackground extends React.Component {
+const ImageBackground = React.createClass({
+  mixins: [NativeMethodsMixin],
+
+  /**
+   * `NativeMethodsMixin` will look for this when invoking `setNativeProps`. We
+   * make `this` look like an actual native component class.
+   */
+  viewConfig: {
+    uiViewClassName: 'UIView',
+    validAttributes: ReactNativeViewAttributes.UIView
+  },
+
   render() {
     const {children, style, imageStyle, imageRef, ...props} = this.props;
 
@@ -70,6 +83,6 @@ class ImageBackground extends React.Component {
       </View>
     );
   }
-}
+});
 
 module.exports = ImageBackground;