Defines in a namespace that can be required

For consistency, all defines are in the ol namespace.  If they are to be moved to another namespace, they need to be requireable.

src/ol/interaction/dragrotateandzoominteraction.js

@@ -5,6 +5,7 @@ goog.provide('ol.interaction.DragRotateAndZoom');
 goog.require('goog.asserts');
 goog.require('goog.functions');
 goog.require('goog.math.Vec2');
+goog.require('ol');
 goog.require('ol.ViewHint');
 goog.require('ol.events.ConditionType');
 goog.require('ol.events.condition');
@@ -12,12 +13,6 @@ goog.require('ol.interaction.Interaction');
 goog.require('ol.interaction.Pointer');
 
 
-/**
- * @define {number} Animation duration.
- */
-ol.interaction.DRAGROTATEANDZOOM_ANIMATION_DURATION = 400;
-
-
 
 /**
  * Allows the user to zoom and rotate the map by clicking and dragging
@@ -125,7 +120,7 @@ ol.interaction.DragRotateAndZoom.prototype.handlePointerUp =
   var direction = this.lastScaleDelta_ - 1;
   ol.interaction.Interaction.rotate(map, view2D, view2DState.rotation);
   ol.interaction.Interaction.zoom(map, view2D, view2DState.resolution,
-      undefined, ol.interaction.DRAGROTATEANDZOOM_ANIMATION_DURATION,
+      undefined, ol.DRAGROTATEANDZOOM_ANIMATION_DURATION,
       direction);
   this.lastScaleDelta_ = 0;
   return false;