♻ Pass PositionObserver as service builder directly (ampproject#20975)

`registerServiceBuilderForDoc` already expects constructors so we can pass the classname without a wrapper fn.
noranazmy · Mar 22, 2019 · 4892629 · 4892629
1 parent a716e9a
commit 4892629
Showing 1 changed file with 1 addition and 3 deletions.
diff --git a/src/service/position-observer/position-observer-impl.js b/src/service/position-observer/position-observer-impl.js
@@ -206,7 +206,5 @@ export class PositionObserver {
  * @param {!../ampdoc-impl.AmpDoc} ampdoc
  */
 export function installPositionObserverServiceForDoc(ampdoc) {
-  registerServiceBuilderForDoc(ampdoc, 'position-observer', () => {
-    return new PositionObserver(ampdoc);
-  });
+  registerServiceBuilderForDoc(ampdoc, 'position-observer', PositionObserver);
 }