use layer.filter in Strategy.Fixed, p=pspencer, r=tschaub (closes #2152)

git-svn-id: http://svn.openlayers.org/trunk/openlayers@10107 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf

lib/OpenLayers/Strategy/Fixed.js

@@ -100,6 +100,7 @@ OpenLayers.Strategy.Fixed = OpenLayers.Class(OpenLayers.Strategy, {
         this.layer.events.triggerEvent("loadstart");
         this.layer.protocol.read(OpenLayers.Util.applyDefaults({
             callback: this.merge,
+            filter: this.layer.filter,
             scope: this
         }, options));
         this.layer.events.un({