agent.js in poltergeist-0.6.0

- old
+ new

@@ -6,18 +6,12 @@
     this.nodes = {};
     this.windows = [];
     this.pushWindow(window);
   }
   PoltergeistAgent.prototype.externalCall = function(name, arguments) {
-    try {
-      return {
-        value: this[name].apply(this, arguments)
-      };
-    } catch (error) {
-      return {
-        error: error.toString()
-      };
-    }
+    return {
+      value: this[name].apply(this, arguments)
+    };
   };
   PoltergeistAgent.prototype.pushWindow = function(new_window) {
     this.windows.push(new_window);
     this.window = new_window;
     this.document = this.window.document;
\ No newline at end of file