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GoogleChrome · Oct 16, 2016 · be78018 · be78018
1 parent 4f587ad
commit be78018
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/lighthouse-core/gather/drivers/driver.js b/lighthouse-core/gather/drivers/driver.js
@@ -596,7 +596,9 @@ function captureJSCallUsage(funcRef, set) {
   const originalPrepareStackTrace = Error.prepareStackTrace;
 
   return function() {
-    const args = Object.values(arguments); // callee's arguments.
+    // Note: this function runs in the context of the page that is being audited.
+
+    const args = [...arguments]; // callee's arguments.
 
     // See v8's Stack Trace API https://github.com/v8/v8/wiki/Stack-Trace-API#customizing-stack-traces
     Error.prepareStackTrace = function(error, structStackTrace) {