Add Geolocation API data types (#13)

See [GeolocationPosition](https://w3c.github.io/geolocation-api/#position_interface) and [GeolocationCoordinates](https://w3c.github.io/geolocation-api/#coordinates_interface) for reference.

Author: kripod

globals-docs.json

@@ -86,6 +86,7 @@
     "CompositionEvent": "https://developer.mozilla.org/docs/Web/API/CompositionEvent",
     "confirm": "https://developer.mozilla.org/docs/Web/API/Window/confirm",
     "console": "https://developer.mozilla.org/docs/Web/API/Console",
+    "Coordinates": "https://developer.mozilla.org/docs/Web/API/Coordinates",
     "crypto": "https://developer.mozilla.org/docs/Web/API/Crypto",
     "CSS": "https://developer.mozilla.org/docs/Web/CSS",
     "CustomEvent": "https://developer.mozilla.org/docs/Web/API/CustomEvent/CustomEvent",
@@ -234,6 +235,7 @@
     "pageYOffset": "https://developer.mozilla.org/docs/Web/API/Window/scrollY",
     "parent": "https://developer.mozilla.org/docs/Web/HTML/Element/Input",
     "PopStateEvent": "https://developer.mozilla.org/docs/Web/Guide/API/DOM/Manipulating_the_browser_history",
+    "Position": "https://developer.mozilla.org/docs/Web/API/Position",
     "PositionError": "https://developer.mozilla.org/docs/Web/API/PositionError",
     "PositionOptions": "https://developer.mozilla.org/docs/Web/API/PositionOptions",
     "postMessage": "https://developer.mozilla.org/docs/Web/API/Window/postMessage",