Use {} instead of Object

We probably have these to trick the compiler but it's not needed anymore

src/ol/format/gml/gml3format.js

@@ -453,12 +453,12 @@ ol.format.GML3.prototype.readFlatPosList_ = function(node, objectStack) {
  * @type {Object.<string, Object.<string, ol.xml.Parser>>}
  * @private
  */
-ol.format.GML3.prototype.GEOMETRY_FLAT_COORDINATES_PARSERS_ = Object({
+ol.format.GML3.prototype.GEOMETRY_FLAT_COORDINATES_PARSERS_ = {
   'http://www.opengis.net/gml' : {
     'pos': ol.xml.makeReplacer(ol.format.GML3.prototype.readFlatPos_),
     'posList': ol.xml.makeReplacer(ol.format.GML3.prototype.readFlatPosList_)
   }
-});
+};
 
 
 /**
@@ -466,12 +466,12 @@ ol.format.GML3.prototype.GEOMETRY_FLAT_COORDINATES_PARSERS_ = Object({
  * @type {Object.<string, Object.<string, ol.xml.Parser>>}
  * @private
  */
-ol.format.GML3.prototype.FLAT_LINEAR_RINGS_PARSERS_ = Object({
+ol.format.GML3.prototype.FLAT_LINEAR_RINGS_PARSERS_ = {
   'http://www.opengis.net/gml' : {
     'interior': ol.format.GML3.prototype.interiorParser_,
     'exterior': ol.format.GML3.prototype.exteriorParser_
   }
-});
+};
 
 
 /**
@@ -479,7 +479,7 @@ ol.format.GML3.prototype.FLAT_LINEAR_RINGS_PARSERS_ = Object({
  * @type {Object.<string, Object.<string, ol.xml.Parser>>}
  * @private
  */
-ol.format.GML3.prototype.GEOMETRY_PARSERS_ = Object({
+ol.format.GML3.prototype.GEOMETRY_PARSERS_ = {
   'http://www.opengis.net/gml' : {
     'Point': ol.xml.makeReplacer(ol.format.GMLBase.prototype.readPoint),
     'MultiPoint': ol.xml.makeReplacer(
@@ -501,7 +501,7 @@ ol.format.GML3.prototype.GEOMETRY_PARSERS_ = Object({
         ol.format.GML3.prototype.readMultiCurve_),
     'Envelope': ol.xml.makeReplacer(ol.format.GML3.prototype.readEnvelope_)
   }
-});
+};
 
 
 /**
@@ -509,14 +509,14 @@ ol.format.GML3.prototype.GEOMETRY_PARSERS_ = Object({
  * @type {Object.<string, Object.<string, ol.xml.Parser>>}
  * @private
  */
-ol.format.GML3.prototype.MULTICURVE_PARSERS_ = Object({
+ol.format.GML3.prototype.MULTICURVE_PARSERS_ = {
   'http://www.opengis.net/gml' : {
     'curveMember': ol.xml.makeArrayPusher(
         ol.format.GML3.prototype.curveMemberParser_),
     'curveMembers': ol.xml.makeArrayPusher(
         ol.format.GML3.prototype.curveMemberParser_)
   }
-});
+};
 
 
 /**
@@ -524,14 +524,14 @@ ol.format.GML3.prototype.MULTICURVE_PARSERS_ = Object({
  * @type {Object.<string, Object.<string, ol.xml.Parser>>}
  * @private
  */
-ol.format.GML3.prototype.MULTISURFACE_PARSERS_ = Object({
+ol.format.GML3.prototype.MULTISURFACE_PARSERS_ = {
   'http://www.opengis.net/gml' : {
     'surfaceMember': ol.xml.makeArrayPusher(
         ol.format.GML3.prototype.surfaceMemberParser_),
     'surfaceMembers': ol.xml.makeArrayPusher(
         ol.format.GML3.prototype.surfaceMemberParser_)
   }
-});
+};
 
 
 /**
@@ -539,13 +539,13 @@ ol.format.GML3.prototype.MULTISURFACE_PARSERS_ = Object({
  * @type {Object.<string, Object.<string, ol.xml.Parser>>}
  * @private
  */
-ol.format.GML3.prototype.CURVEMEMBER_PARSERS_ = Object({
+ol.format.GML3.prototype.CURVEMEMBER_PARSERS_ = {
   'http://www.opengis.net/gml' : {
     'LineString': ol.xml.makeArrayPusher(
         ol.format.GMLBase.prototype.readLineString),
     'Curve': ol.xml.makeArrayPusher(ol.format.GML3.prototype.readCurve_)
   }
-});
+};
 
 
 /**
@@ -553,12 +553,12 @@ ol.format.GML3.prototype.CURVEMEMBER_PARSERS_ = Object({
  * @type {Object.<string, Object.<string, ol.xml.Parser>>}
  * @private
  */
-ol.format.GML3.prototype.SURFACEMEMBER_PARSERS_ = Object({
+ol.format.GML3.prototype.SURFACEMEMBER_PARSERS_ = {
   'http://www.opengis.net/gml' : {
     'Polygon': ol.xml.makeArrayPusher(ol.format.GMLBase.prototype.readPolygon),
     'Surface': ol.xml.makeArrayPusher(ol.format.GML3.prototype.readSurface_)
   }
-});
+};
 
 
 /**
@@ -566,11 +566,11 @@ ol.format.GML3.prototype.SURFACEMEMBER_PARSERS_ = Object({
  * @type {Object.<string, Object.<string, ol.xml.Parser>>}
  * @private
  */
-ol.format.GML3.prototype.SURFACE_PARSERS_ = Object({
+ol.format.GML3.prototype.SURFACE_PARSERS_ = {
   'http://www.opengis.net/gml' : {
     'patches': ol.xml.makeReplacer(ol.format.GML3.prototype.readPatch_)
   }
-});
+};
 
 
 /**
@@ -578,11 +578,11 @@ ol.format.GML3.prototype.SURFACE_PARSERS_ = Object({
  * @type {Object.<string, Object.<string, ol.xml.Parser>>}
  * @private
  */
-ol.format.GML3.prototype.CURVE_PARSERS_ = Object({
+ol.format.GML3.prototype.CURVE_PARSERS_ = {
   'http://www.opengis.net/gml' : {
     'segments': ol.xml.makeReplacer(ol.format.GML3.prototype.readSegment_)
   }
-});
+};
 
 
 /**
@@ -590,14 +590,14 @@ ol.format.GML3.prototype.CURVE_PARSERS_ = Object({
  * @type {Object.<string, Object.<string, ol.xml.Parser>>}
  * @private
  */
-ol.format.GML3.prototype.ENVELOPE_PARSERS_ = Object({
+ol.format.GML3.prototype.ENVELOPE_PARSERS_ = {
   'http://www.opengis.net/gml' : {
     'lowerCorner': ol.xml.makeArrayPusher(
         ol.format.GML3.prototype.readFlatPosList_),
     'upperCorner': ol.xml.makeArrayPusher(
         ol.format.GML3.prototype.readFlatPosList_)
   }
-});
+};
 
 
 /**
@@ -605,12 +605,12 @@ ol.format.GML3.prototype.ENVELOPE_PARSERS_ = Object({
  * @type {Object.<string, Object.<string, ol.xml.Parser>>}
  * @private
  */
-ol.format.GML3.prototype.PATCHES_PARSERS_ = Object({
+ol.format.GML3.prototype.PATCHES_PARSERS_ = {
   'http://www.opengis.net/gml' : {
     'PolygonPatch': ol.xml.makeReplacer(
         ol.format.GML3.prototype.readPolygonPatch_)
   }
-});
+};
 
 
 /**
@@ -618,12 +618,12 @@ ol.format.GML3.prototype.PATCHES_PARSERS_ = Object({
  * @type {Object.<string, Object.<string, ol.xml.Parser>>}
  * @private
  */
-ol.format.GML3.prototype.SEGMENTS_PARSERS_ = Object({
+ol.format.GML3.prototype.SEGMENTS_PARSERS_ = {
   'http://www.opengis.net/gml' : {
     'LineStringSegment': ol.xml.makeReplacer(
         ol.format.GML3.prototype.readLineStringSegment_)
   }
-});
+};
 
 
 /**