diff --git a/modules/angular2/src/change_detection/parser/ast.js b/modules/angular2/src/change_detection/parser/ast.js
index e2f1307a15..e404e21c12 100644
--- a/modules/angular2/src/change_detection/parser/ast.js
+++ b/modules/angular2/src/change_detection/parser/ast.js
@@ -1,4 +1,4 @@
-import {FIELD, autoConvertAdd, isBlank, isPresent, FunctionWrapper, BaseException} from "angular2/src/facade/lang";
+import {autoConvertAdd, isBlank, isPresent, FunctionWrapper, BaseException} from "angular2/src/facade/lang";
 import {List, Map, ListWrapper, StringMapWrapper} from "angular2/src/facade/collection";
 import {ContextWithVariableBindings} from "./context_with_variable_bindings";
 
diff --git a/modules/angular2/src/change_detection/parser/lexer.js b/modules/angular2/src/change_detection/parser/lexer.js
index 2911650636..5d9abf7228 100644
--- a/modules/angular2/src/change_detection/parser/lexer.js
+++ b/modules/angular2/src/change_detection/parser/lexer.js
@@ -1,5 +1,5 @@
 import {List, ListWrapper, SetWrapper} from "angular2/src/facade/collection";
-import {int, FIELD, NumberWrapper, StringJoiner, StringWrapper} from "angular2/src/facade/lang";
+import {int, NumberWrapper, StringJoiner, StringWrapper} from "angular2/src/facade/lang";
 
 export const TOKEN_TYPE_CHARACTER  = 1;
 export const TOKEN_TYPE_IDENTIFIER = 2;
diff --git a/modules/angular2/src/change_detection/parser/parser.js b/modules/angular2/src/change_detection/parser/parser.js
index 09ade4da04..fbb0c69a88 100644
--- a/modules/angular2/src/change_detection/parser/parser.js
+++ b/modules/angular2/src/change_detection/parser/parser.js
@@ -1,4 +1,4 @@
-import {FIELD, int, isBlank, isPresent,  BaseException, StringWrapper, RegExpWrapper} from 'angular2/src/facade/lang';
+import {int, isBlank, isPresent,  BaseException, StringWrapper, RegExpWrapper} from 'angular2/src/facade/lang';
 import {ListWrapper, List} from 'angular2/src/facade/collection';
 import {Lexer, EOF, Token, $PERIOD, $COLON, $SEMICOLON, $LBRACKET, $RBRACKET,
   $COMMA, $LBRACE, $RBRACE, $LPAREN, $RPAREN} from './lexer';
diff --git a/modules/angular2/src/core/application.js b/modules/angular2/src/core/application.js
index 313c71db06..4af4a34963 100644
--- a/modules/angular2/src/core/application.js
+++ b/modules/angular2/src/core/application.js
@@ -1,5 +1,5 @@
 import {Injector, bind, OpaqueToken} from 'angular2/di';
-import {Type, FIELD, isBlank, isPresent, BaseException, assertionsEnabled, print} from 'angular2/src/facade/lang';
+import {Type, isBlank, isPresent, BaseException, assertionsEnabled, print} from 'angular2/src/facade/lang';
 import {BrowserDomAdapter} from 'angular2/src/dom/browser_adapter';
 import {DOM} from 'angular2/src/dom/dom_adapter';
 import {Compiler, CompilerCache} from './compiler/compiler';
diff --git a/modules/angular2/src/core/compiler/element_injector.js b/modules/angular2/src/core/compiler/element_injector.js
index 2e3dbdee29..dd3a344526 100644
--- a/modules/angular2/src/core/compiler/element_injector.js
+++ b/modules/angular2/src/core/compiler/element_injector.js
@@ -1,4 +1,4 @@
-import {FIELD, isPresent, isBlank, Type, int, BaseException} from 'angular2/src/facade/lang';
+import {isPresent, isBlank, Type, int, BaseException} from 'angular2/src/facade/lang';
 import {Math} from 'angular2/src/facade/math';
 import {List, ListWrapper, MapWrapper} from 'angular2/src/facade/collection';
 import {Injector, Key, Dependency, bind, Binding, NoProviderError, ProviderError, CyclicDependencyError} from 'angular2/di';
diff --git a/modules/angular2/src/core/compiler/view.js b/modules/angular2/src/core/compiler/view.js
index 64bdd1dbf8..6b70480442 100644
--- a/modules/angular2/src/core/compiler/view.js
+++ b/modules/angular2/src/core/compiler/view.js
@@ -9,7 +9,7 @@ import {BindingPropagationConfig} from './binding_propagation_config';
 import {ElementBinder} from './element_binder';
 import {DirectiveMetadata} from './directive_metadata';
 import {SetterFn} from 'angular2/src/reflection/types';
-import {FIELD, IMPLEMENTS, int, isPresent, isBlank, BaseException} from 'angular2/src/facade/lang';
+import {IMPLEMENTS, int, isPresent, isBlank, BaseException} from 'angular2/src/facade/lang';
 import {Injector} from 'angular2/di';
 import {NgElement} from 'angular2/src/core/dom/element';
 import {ViewContainer} from './view_container';
diff --git a/modules/angular2/src/di/binding.js b/modules/angular2/src/di/binding.js
index 49fecc3d0d..51a03a4a5c 100644
--- a/modules/angular2/src/di/binding.js
+++ b/modules/angular2/src/di/binding.js
@@ -1,4 +1,4 @@
-import {FIELD, Type, isBlank, isPresent} from 'angular2/src/facade/lang';
+import {Type, isBlank, isPresent} from 'angular2/src/facade/lang';
 import {List, MapWrapper, ListWrapper} from 'angular2/src/facade/collection';
 import {reflector} from 'angular2/src/reflection/reflection';
 import {Key} from './key';
diff --git a/modules/angular2/src/di/key.js b/modules/angular2/src/di/key.js
index 9a37742c58..25704081c5 100644
--- a/modules/angular2/src/di/key.js
+++ b/modules/angular2/src/di/key.js
@@ -1,6 +1,6 @@
 import {KeyMetadataError} from './exceptions';
 import {MapWrapper, Map} from 'angular2/src/facade/collection';
-import {FIELD, int, isPresent} from 'angular2/src/facade/lang';
+import {int, isPresent} from 'angular2/src/facade/lang';
 
 export class Key {
   token;
diff --git a/modules/angular2/src/facade/lang.dart b/modules/angular2/src/facade/lang.dart
index e37ed59c62..d4c0f966c4 100644
--- a/modules/angular2/src/facade/lang.dart
+++ b/modules/angular2/src/facade/lang.dart
@@ -10,11 +10,6 @@ class Math {
   static double random() => _random.nextDouble();
 }
 
-class FIELD {
-  final String definition;
-  const FIELD(this.definition);
-}
-
 class CONST {
   const CONST();
 }
diff --git a/modules/angular2/src/facade/lang.es6 b/modules/angular2/src/facade/lang.es6
index 76107378f2..1e9a0dd960 100644
--- a/modules/angular2/src/facade/lang.es6
+++ b/modules/angular2/src/facade/lang.es6
@@ -22,12 +22,6 @@ if (assertionsEnabled_) {
 }
 export {int};
 
-export class FIELD {
-  constructor(definition) {
-    this.definition = definition;
-  }
-}
-
 export class CONST {}
 export class ABSTRACT {}
 export class IMPLEMENTS {}
diff --git a/modules/angular2/test/core/compiler/element_injector_spec.js b/modules/angular2/test/core/compiler/element_injector_spec.js
index af2c89b63f..b425e68a11 100644
--- a/modules/angular2/test/core/compiler/element_injector_spec.js
+++ b/modules/angular2/test/core/compiler/element_injector_spec.js
@@ -1,5 +1,5 @@
 import {describe, ddescribe, it, iit, xit, xdescribe, expect, beforeEach, SpyObject, proxy, el} from 'angular2/test_lib';
-import {isBlank, isPresent, FIELD, IMPLEMENTS} from 'angular2/src/facade/lang';
+import {isBlank, isPresent, IMPLEMENTS} from 'angular2/src/facade/lang';
 import {ListWrapper, MapWrapper, List, StringMapWrapper} from 'angular2/src/facade/collection';
 import {ProtoElementInjector, PreBuiltObjects, DirectiveBinding} from 'angular2/src/core/compiler/element_injector';
 import {Parent, Ancestor} from 'angular2/src/core/annotations/visibility';