diff --git a/src/vs/base/node/processes.ts b/src/vs/base/node/processes.ts
index 799915f1e5afed035aa99140b969fcf5c9e8fdf1..28ea85bff6f4d62c7cf4b14e8a8b4a8e62455bb8 100644
--- a/src/vs/base/node/processes.ts
+++ b/src/vs/base/node/processes.ts
@@ -485,38 +485,4 @@ export function createQueuedSender(childProcess: ChildProcess | NodeJS.Process):
 	};
 
 	return { send };
-}
-
-
-export interface IEnv {
-	addDelayedEnvironment(promise: TPromise<typeof process.env>): any;
-	ready: TPromise<void>;
-}
-
-export const env: IEnv = new class {
-
-	private _promises: TPromise<any>[] = [];
-
-	addDelayedEnvironment(promise: TPromise<typeof process.env>): any {
-		const p = TPromise.wrap(promise).then(env => {
-			// mixin new env
-			Objects.mixin(process.env, env, true);
-		});
-		this._promises.push(p);
-		const remove = () => {
-			const idx = this._promises.indexOf(p);
-			if (idx >= 0) {
-				this._promises.splice(idx, 1);
-			}
-		};
-		p.then(remove, remove);
-	}
-
-	get ready(): TPromise<void> {
-		if (this._promises.length === 0) {
-			return TPromise.as(undefined);
-		} else {
-			return TPromise.join(this._promises).then(() => this.ready);
-		}
-	}
-};
+}
\ No newline at end of file
diff --git a/src/vs/base/test/node/processes/processes.test.ts b/src/vs/base/test/node/processes/processes.test.ts
index d297830dc03fb8acc3146bf5129ba24f5ddb6d03..cd260f1c89b380527a7b4d2e7980f629853b7d63 100644
--- a/src/vs/base/test/node/processes/processes.test.ts
+++ b/src/vs/base/test/node/processes/processes.test.ts
@@ -9,7 +9,6 @@ import * as assert from 'assert';
 import * as cp from 'child_process';
 import * as objects from 'vs/base/common/objects';
 import * as platform from 'vs/base/common/platform';
-import { TPromise } from 'vs/base/common/winjs.base';
 import URI from 'vs/base/common/uri';
 import processes = require('vs/base/node/processes');
 
@@ -83,17 +82,4 @@ suite('Processes', () => {
 			}
 		});
 	});
-
-	test('env, ready by default', function () {
-		return processes.env.ready.then(() => {
-			assert.ok(true);
-		});
-	});
-
-	test('env, delayed', function () {
-		processes.env.addDelayedEnvironment(TPromise.as({ foo: 1 }));
-		return processes.env.ready.then(() => {
-			assert.equal(process.env.foo, 1);
-		});
-	});
-});
+});
\ No newline at end of file