Open source the Android Location module

Reviewed By: foghina

Differential Revision: D2658581

fb-gh-sync-id: e95b21c5c7c06f3332d2a7c9fab8be9a2e6441cb

Libraries/Geolocation/Geolocation.js

@@ -29,12 +29,19 @@ type GeoOptions = {
 }
 
 /**
+ * The Geolocation API follows the web spec:
+ * https://developer.mozilla.org/en-US/docs/Web/API/Geolocation
+ *
+ * ### iOS
  * You need to include the `NSLocationWhenInUseUsageDescription` key
  * in Info.plist to enable geolocation. Geolocation is enabled by default
  * when you create a project with `react-native init`.
  *
- * Geolocation follows the MDN specification:
- * https://developer.mozilla.org/en-US/docs/Web/API/Geolocation
+ * ### Android
+ * To request access to location, you need to add the following line to your
+ * app's `AndroidManifest.xml`:
+ *
+ * `<uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" />`
  */
 var Geolocation = {