Revert of Unify webexposed/global-interface-listing scripts

third_party/WebKit/LayoutTests/webexposed/resources/global-interface-listing-worker.js

-// Avoid polluting the global scope.
-(function(globalObject) {
-
-  // Save the list of property names of the global object before loading other scripts.
-  var propertyNamesInGlobal = Object.getOwnPropertyNames(globalObject);
-
-  importScripts('../../resources/js-test.js');
-  importScripts('../../resources/global-interface-listing.js');
-
-  if (!self.postMessage) {
-    // Shared worker.  Make postMessage send to the newest client, which in
-    // our tests is the only client.
-
-    // Store messages for sending until we have somewhere to send them.
-    self.postMessage = function(message) {
-      if (typeof self.pendingMessages === "undefined")
-        self.pendingMessages = [];
-      self.pendingMessages.push(message);
-    };
-    self.onconnect = function(event) {
-      self.postMessage = function(message) {
-        event.ports[0].postMessage(message);
-      };
-      // Offload any stored messages now that someone has connected to us.
-      if (typeof self.pendingMessages === "undefined")
-        return;
-      while (self.pendingMessages.length)
-        event.ports[0].postMessage(self.pendingMessages.shift());
-    };
-  }
-
-  globalInterfaceListing(globalObject, propertyNamesInGlobal, debug);
-
-  finishJSTest();
-
-})(this);