Minor refactoring to advanced markers for web

Author: illuminati1911

packages/google_maps_flutter/google_maps_flutter_web/lib/src/convert.dart

@@ -474,7 +474,7 @@ Future<web.Node?> _advancedMarkerIconFromBitmapDescriptor(
         options.glyphColor = _getCssColor(circleGlyph.color);
       case final TextGlyph textGlyph:
         final web.Element element = web.document.createElement('p');
-        element.innerHTML = textGlyph.text.toJS;
+        element.text = textGlyph.text;
         if (textGlyph.textColor != null) {
           element.setAttribute(
             'style',

packages/google_maps_flutter/google_maps_flutter_web/lib/src/marker.dart

@@ -24,7 +24,7 @@ abstract class MarkerController<T, O> {
         _infoWindow = infoWindow,
         _consumeTapEvents = consumeTapEvents,
         _clusterManagerId = clusterManagerId {
-    initializeMarkerListener(
+    addMarkerListener(
       marker: marker,
       onDragStart: onDragStart,
       onDrag: onDrag,
@@ -68,7 +68,7 @@ abstract class MarkerController<T, O> {
   });
 
   /// Initializes the listener for the wrapped marker object.
-  void initializeMarkerListener({
+  void addMarkerListener({
     required T marker,
     required LatLngCallback? onDragStart,
     required LatLngCallback? onDrag,
@@ -115,7 +115,7 @@ class LegacyMarkerController
   });
 
   @override
-  void initializeMarkerListener({
+  void addMarkerListener({
     required gmaps.Marker marker,
     required LatLngCallback? onDragStart,
     required LatLngCallback? onDrag,
@@ -197,7 +197,7 @@ class AdvancedMarkerController extends MarkerController<
   });
 
   @override
-  void initializeMarkerListener({
+  void addMarkerListener({
     required gmaps.AdvancedMarkerElement marker,
     required LatLngCallback? onDragStart,
     required LatLngCallback? onDrag,