Remove ToolbarAndroid

Summary: After upgrading `react-native-gesture-handler` in D15701771, we can finally remove this :)

Reviewed By: rubennorte

Differential Revision: D15713072

fbshipit-source-id: 5039478f211a9bdb6ba0d17bed0841e188d00b46

Libraries/react-native/react-native-implementation.js

@@ -332,10 +332,6 @@ module.exports = {
   get ViewPropTypes() {
     return require('../DeprecatedPropTypes/DeprecatedViewPropTypes');
   },
-  // TODO(cpojer): Temporary fix for missing Toolbar
-  get ToolbarAndroid() {
-    return require('../Components/UnimplementedViews/UnimplementedView');
-  },
 };
 
 if (__DEV__) {