the API user does not know about UnreferencedBounds, and remove getResForZoom and getMaxRes from the map API

src/api/map.js

@@ -221,7 +221,7 @@ ol.Map.prototype.controls = function(opt_arg) {
 /**
  * @export
  * @param {Array=} opt_arg  
- * @returns {ol.Map|ol.UnreferencedBounds|undefined} Map max extent.
+ * @returns {ol.Map|ol.Bounds|undefined} Map max extent.
  */
 ol.Map.prototype.maxExtent = function(opt_arg) {
     if (arguments.length == 1 && goog.isDef(opt_arg)) {
@@ -232,28 +232,6 @@ ol.Map.prototype.maxExtent = function(opt_arg) {
     }
 };
 
-/**
- * @export
- * @param {number=} opt_arg  
- * @returns {ol.Map|number|undefined} Map maximum resolution
- */
-ol.Map.prototype.maxRes = function(opt_arg) {
-    if (arguments.length == 1 && goog.isDef(opt_arg)) {
-        this.setMaxRes(opt_arg);
-        return this;
-    } else {
-        return this.getMaxRes();
-    }
-};
-
-/**
- * @param {number} arg  
- * @returns {number} resolution for a given zoom level
- */
-ol.Map.prototype.getResForZoom = function(arg) {
-    return this.getResolutionForZoom(arg);
-};
-
 /**
  * @param {string|Element} arg Render the map to a container
  * @returns {ol.Map}

src/ol/Map.js

@@ -1,6 +1,7 @@
 goog.provide('ol.Map');
 
 goog.require('ol.Loc');
+goog.require('ol.Bounds');
 goog.require('ol.Projection');
 goog.require('ol.event');
 goog.require('ol.event.Events');
@@ -65,7 +66,7 @@ ol.Map = function() {
 
     /**
      * @private
-     * @type {ol.UnreferencedBounds}
+     * @type {ol.Bounds}
      */
     this.maxExtent_ = null;
 
@@ -209,14 +210,19 @@ ol.Map.prototype.getControls = function() {
 
 
 /**
- * @return {ol.UnreferencedBounds} the maxExtent for the map
+ * @return {ol.Bounds} the maxExtent for the map
  */
 ol.Map.prototype.getMaxExtent = function() {
     if (goog.isDefAndNotNull(this.maxExtent_)) {
         return this.maxExtent_;
     } else {
-        var extent = this.getProjection().getExtent();
+        var projection = this.getProjection();
+        var extent = projection.getExtent();
         if (goog.isDefAndNotNull(extent)) {
+            extent = new ol.Bounds(
+                extent.getMinX(), extent.getMinY(),
+                extent.getMaxX(), extent.getMaxY());
+            extent.setProjection(projection);
             return extent;
         } else {
             throw('maxExtent must be defined either in the map or the projection');
@@ -332,7 +338,7 @@ ol.Map.prototype.setControls = function(opt_controls) {
 };
 
 /**
- * @param {ol.UnreferencedBounds} extent the maxExtent for the map
+ * @param {ol.Bounds} extent the maxExtent for the map
  */
 ol.Map.prototype.setMaxExtent = function(extent) {
     this.maxExtent_ = extent;