Use ol.error instead of throwing directly.

src/ol/geom/Collection.js

@@ -3,6 +3,7 @@ goog.provide('ol.geom.Collection');
 goog.require('goog.array');
 goog.require('ol.geom.Geometry');
 goog.require('ol.Projection');
+goog.require('ol.base');
 
 /**
  * Creates ol.geom.Collection objects. 
@@ -96,8 +97,9 @@ ol.geom.Collection.prototype.setComponents = function(components) {
     if (allValidTypes) {
         this.components_ = components;
     } else {
-        throw new Error('ol.geom.Collection: at least one component passed to '
+        var msg = 'ol.geom.Collection: at least one component passed to '
-            + 'setComponents is not allowed.');
+            + 'setComponents is not allowed.';
+        ol.error(msg);
     }
 };
 
@@ -111,8 +113,8 @@ ol.geom.Collection.prototype.addComponent = function(component, index) {
     if (this.isAllowedComponent(component)) {
         goog.array.insertAt(this.components_, component, index);
     } else {
-        throw new Error("ol.geom.Collection: The component is not allowed " 
+        var msg = 'ol.geom.Collection: component is not allowed to be added.';
-            + "to be added.");
+        ol.error(msg);
     }
 };
 

src/ol/geom/Point.js

@@ -4,6 +4,7 @@ goog.require('ol.geom.Geometry');
 
 goog.require('ol.Projection');
 goog.require('ol.coord.AccessorInterface');
+goog.require('ol.base');
 
 /**
  * Creates ol.geom.Point objects. 
@@ -135,7 +136,8 @@ ol.geom.Point.prototype._transform = function(proj) {
     var point = {'x': this.x_, 'y': this.y_};
     var sourceProj = this.projection_;
     if (!goog.isDefAndNotNull(sourceProj)) {
-        throw new Error("Cannot transform a point without a source projection.");
+        var msg = 'Cannot transform a point without a source projection.';
+        ol.error(msg);
     }
     ol.Projection.transform(point, sourceProj, proj);