DevTools: setImmediate polyfill should handle arguments

third_party/WebKit/Source/devtools/front_end/platform/utilities.js

Index: third_party/WebKit/Source/devtools/front_end/platform/utilities.js
diff --git a/third_party/WebKit/Source/devtools/front_end/platform/utilities.js b/third_party/WebKit/Source/devtools/front_end/platform/utilities.js
index 1edf9b970a48ff10343a6efb4712211a02eae093..ec540df76d58cedb16281d41522a44ac9310f7d1 100644
--- a/third_party/WebKit/Source/devtools/front_end/platform/utilities.js
+++ b/third_party/WebKit/Source/devtools/front_end/platform/utilities.js
@@ -1367,7 +1367,8 @@ function suppressUnused(value) {
  * @return {number}
  */
 self.setImmediate = function(callback) {
-  Promise.resolve().then(callback);
+  const args = [...arguments].slice(1);
+  Promise.resolve().then(_ => callback(...args));

[pfeldman, 2017/01/06 00:08:51]

nit: () => 

   return 0;
 };