DevTools: launch worker runtimes with all the queryParams of the main page runtime.

third_party/WebKit/Source/devtools/front_end/Runtime.js

 /*
  * Copyright (C) 2014 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 309 matching lines @@
 
   /**
    * @param {string} name
    * @return {?string}
    */
   static queryParam(name) {
     return Runtime._queryParamsObject[name] || null;
   }
 
   /**
+   * @return {string}
+   */
+  static queryParamsString() {
+    return location.search;
+  }
+
+  /**
    * @return {!Object}
    */
   static _experimentsSetting() {
     try {
       return /** @type {!Object} */ (
           JSON.parse(self.localStorage && self.localStorage['experiments'] ? self.localStorage['experiments'] : '{}'));
     } catch (e) {
       console.error('Failed to parse localStorage[\'experiments\']');
       return {};
     }
@@ skipping 720 matching lines @@
   /**
    * @param {boolean} enabled
    */
   setEnabled(enabled) {
     this._experiments.setEnabled(this.name, enabled);
   }
 };
 
 {
   (function parseQueryParameters() {
-    var queryParams = location.search;
+    var queryParams = Runtime.queryParamsString();
     if (!queryParams)
       return;
     var params = queryParams.substring(1).split('&');
     for (var i = 0; i < params.length; ++i) {
       var pair = params[i].split('=');
       var name = pair.shift();
       Runtime._queryParamsObject[name] = pair.join('=');
     }
   })();
 }
@@ skipping 34 matching lines @@
   send: function(message) {},
 
   /**
    * @return {!Promise<boolean>}
    */
   close: function() {}
 };
 
 /** @type {!Runtime} */
 var runtime;