Remove now unnecessary tweaking of global

Summary:
public

When we were debugging in the main window JS context in Chrome, the global environment had to be tweaked so that DOM features wouldn’t be detected.

Since we switched to debugging within a web worker, we don’t need to do this tweaks any more.

Reviewed By: bestander

Differential Revision: D2850239

fb-gh-sync-id: 886f2f7ac5c579c3fd4a424d5341bc6bc0432c0d

local-cli/server/runServer.js

@@ -79,11 +79,6 @@ function getPackagerServer(args, config) {
     assetRoots: args.assetRoots,
     assetExts: ['png', 'jpg', 'jpeg', 'bmp', 'gif', 'webp'],
     resetCache: args.resetCache || args['reset-cache'],
-    polyfillModuleNames: [
-      require.resolve(
-        '../../Libraries/JavaScriptAppEngine/polyfills/document.js'
-      ),
-    ],
     verbose: args.verbose,
   });
 }