Until we know what we want to return, return undefined
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@@ -106,7 +106,7 @@ ol.renderer.Map.prototype.getCanvas = goog.functions.NULL;
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* information. Layers that are able to provide attribute data will put
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* ol.Feature instances, other layers will put a string which can either
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* be plain text or markup.
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* @param {function(Object)=} opt_error Callback for unsuccessful
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* @param {function()=} opt_error Callback for unsuccessful
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* queries.
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*/
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ol.renderer.Map.prototype.getFeatureInfoForPixel =
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@@ -142,7 +142,7 @@ ol.renderer.Map.prototype.getFeatureInfoForPixel =
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* information. Layers that are able to provide attribute data will put
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* ol.Feature instances, other layers will put a string which can either
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* be plain text or markup.
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* @param {function(Object)=} opt_error Callback for unsuccessful
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* @param {function()=} opt_error Callback for unsuccessful
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* queries.
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*/
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ol.renderer.Map.prototype.getFeaturesForPixel =
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