util: remove check for global.process

process is explicitly passed by NativeModule now.

PR-URL: https://github.com/nodejs/node/pull/17435
Reviewed-By: Timothy Gu <timothygu99@gmail.com>
Reviewed-By: Joyee Cheung <joyeec9h3@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Yuta Hiroto <hello@about-hiroppy.com>
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
Reviewed-By: Tobias Nießen <tniessen@tnie.de>
Reviewed-By: James M Snell <jasnell@gmail.com>

lib/internal/util.js

@@ -33,13 +33,6 @@ const codesWarned = {};
 // Returns a modified function which warns once by default.
 // If --no-deprecation is set, then it is a no-op.
 function deprecate(fn, msg, code) {
-  // Allow for deprecating things in the process of starting up.
-  if (global.process === undefined) {
-    return function(...args) {
-      return deprecate(fn, msg).apply(this, args);
-    };
-  }
-
   if (process.noDeprecation === true) {
     return fn;
   }