fix: rename FORWARD_REF to forwardRef in the Angular code base.

Now that ts2dart understands forwardRef, there's
no need to maintain the old syntax.

modules/angular2/src/di/forward_ref.ts

@@ -34,8 +34,6 @@ export function forwardRef(forwardRefFn: ForwardRefFn): Type {
   return (<Type><any>forwardRefFn);
 }
 
-export var FORWARD_REF = forwardRef;
-
 /**
  * Lazily retrieve the reference value.
  *

modules/angular2/src/forms/directives/ng_control_group.ts

@@ -1,5 +1,5 @@
 import {Directive, Ancestor, onDestroy, onInit} from 'angular2/angular2';
-import {Inject, FORWARD_REF, Binding} from 'angular2/di';
+import {Inject, forwardRef, Binding} from 'angular2/di';
 import {List, ListWrapper} from 'angular2/src/facade/collection';
 import {CONST_EXPR} from 'angular2/src/facade/lang';
 
@@ -7,7 +7,7 @@ import {ControlContainer} from './control_container';
 import {controlPath} from './shared';
 
 const controlGroupBinding =
-    CONST_EXPR(new Binding(ControlContainer, {toAlias: FORWARD_REF(() => NgControlGroup)}));
+    CONST_EXPR(new Binding(ControlContainer, {toAlias: forwardRef(() => NgControlGroup)}));
 
 /**
  * Creates and binds a control group to a DOM element.

modules/angular2/src/forms/directives/ng_control_name.ts

@@ -2,7 +2,7 @@ import {CONST_EXPR} from 'angular2/src/facade/lang';
 import {EventEmitter, ObservableWrapper} from 'angular2/src/facade/async';
 import {List, StringMapWrapper, StringMap} from 'angular2/src/facade/collection';
 import {Directive, Ancestor, onDestroy, onChange} from 'angular2/angular2';
-import {FORWARD_REF, Binding, Inject} from 'angular2/di';
+import {forwardRef, Binding, Inject} from 'angular2/di';
 
 import {ControlContainer} from './control_container';
 import {NgControl} from './ng_control';
@@ -10,7 +10,7 @@ import {controlPath} from './shared';
 import {Control} from '../model';
 
 const controlNameBinding =
-    CONST_EXPR(new Binding(NgControl, {toAlias: FORWARD_REF(() => NgControlName)}));
+    CONST_EXPR(new Binding(NgControl, {toAlias: forwardRef(() => NgControlName)}));
 
 /**
  * Creates and binds a control with a specified name to a DOM element.

modules/angular2/src/forms/directives/ng_form.ts

@@ -2,7 +2,7 @@ import {PromiseWrapper, ObservableWrapper, EventEmitter} from 'angular2/src/faca
 import {StringMapWrapper, List, ListWrapper} from 'angular2/src/facade/collection';
 import {isPresent, isBlank, CONST_EXPR} from 'angular2/src/facade/lang';
 import {Directive} from 'angular2/src/core/annotations/decorators';
-import {FORWARD_REF, Binding} from 'angular2/di';
+import {forwardRef, Binding} from 'angular2/di';
 import {NgControl} from './ng_control';
 import {Form} from './form_interface';
 import {NgControlGroup} from './ng_control_group';
@@ -11,7 +11,7 @@ import {AbstractControl, ControlGroup, Control} from '../model';
 import {setUpControl} from './shared';
 
 const formDirectiveBinding =
-    CONST_EXPR(new Binding(ControlContainer, {toAlias: FORWARD_REF(() => NgForm)}));
+    CONST_EXPR(new Binding(ControlContainer, {toAlias: forwardRef(() => NgForm)}));
 
 /**
  * Creates and binds a form object to a DOM element.

modules/angular2/src/forms/directives/ng_form_control.ts

@@ -3,14 +3,14 @@ import {StringMapWrapper} from 'angular2/src/facade/collection';
 import {EventEmitter, ObservableWrapper} from 'angular2/src/facade/async';
 
 import {Directive, Ancestor, onChange} from 'angular2/angular2';
-import {FORWARD_REF, Binding} from 'angular2/di';
+import {forwardRef, Binding} from 'angular2/di';
 
 import {NgControl} from './ng_control';
 import {Control} from '../model';
 import {setUpControl} from './shared';
 
 const formControlBinding =
-    CONST_EXPR(new Binding(NgControl, {toAlias: FORWARD_REF(() => NgFormControl)}));
+    CONST_EXPR(new Binding(NgControl, {toAlias: forwardRef(() => NgFormControl)}));
 
 /**
  * Binds an existing control to a DOM element.

modules/angular2/src/forms/directives/ng_form_model.ts

@@ -3,7 +3,7 @@ import {List, ListWrapper} from 'angular2/src/facade/collection';
 import {ObservableWrapper, EventEmitter} from 'angular2/src/facade/async';
 
 import {Directive, onChange} from 'angular2/angular2';
-import {FORWARD_REF, Binding} from 'angular2/di';
+import {forwardRef, Binding} from 'angular2/di';
 import {NgControl} from './ng_control';
 import {NgControlGroup} from './ng_control_group';
 import {ControlContainer} from './control_container';
@@ -12,7 +12,7 @@ import {Control, ControlGroup} from '../model';
 import {setUpControl} from './shared';
 
 const formDirectiveBinding =
-    CONST_EXPR(new Binding(ControlContainer, {toAlias: FORWARD_REF(() => NgFormModel)}));
+    CONST_EXPR(new Binding(ControlContainer, {toAlias: forwardRef(() => NgFormModel)}));
 
 /**
  * Binds an existing control group to a DOM element.

modules/angular2/src/forms/directives/ng_model.ts

@@ -3,14 +3,14 @@ import {EventEmitter, ObservableWrapper} from 'angular2/src/facade/async';
 import {StringMapWrapper} from 'angular2/src/facade/collection';
 
 import {Directive, Ancestor, onChange} from 'angular2/angular2';
-import {FORWARD_REF, Binding} from 'angular2/di';
+import {forwardRef, Binding} from 'angular2/di';
 
 import {NgControl} from './ng_control';
 import {Control} from '../model';
 import {setUpControl} from './shared';
 
 const formControlBinding =
-    CONST_EXPR(new Binding(NgControl, {toAlias: FORWARD_REF(() => NgModel)}));
+    CONST_EXPR(new Binding(NgControl, {toAlias: forwardRef(() => NgModel)}));
 
 /**
  * Binds a domain model to the form.

modules/angular2/test/core/compiler/integration_spec.ts

@@ -34,7 +34,7 @@ import {
 } from 'angular2/src/facade/lang';
 import {PromiseWrapper, EventEmitter, ObservableWrapper} from 'angular2/src/facade/async';
 
-import {Injector, bind, Injectable, Binding, FORWARD_REF, OpaqueToken, Inject} from 'angular2/di';
+import {Injector, bind, Injectable, Binding, forwardRef, OpaqueToken, Inject} from 'angular2/di';
 import {
   PipeRegistry,
   defaultPipeRegistry,
@@ -1692,11 +1692,11 @@ function createParentBusView(p) {
   viewInjector: [
     new Binding(
         EventBus,
-        {toFactory: createParentBusView, deps: [[FORWARD_REF(() => ParentProvidingEventBus)]]})
+        {toFactory: createParentBusView, deps: [[forwardRef(() => ParentProvidingEventBus)]]})
   ]
 })
 @View({
-  directives: [FORWARD_REF(() => ChildConsumingEventBus)],
+  directives: [forwardRef(() => ChildConsumingEventBus)],
   template: `
     <child-consuming-event-bus></child-consuming-event-bus>
   `

modules/angular2_material/src/components/dialog/dialog.ts

@@ -8,7 +8,7 @@ import {
   ComponentRef,
   DomRenderer
 } from 'angular2/angular2';
-import {bind, Injector, Injectable, FORWARD_REF} from 'angular2/di';
+import {bind, Injector, Injectable, forwardRef} from 'angular2/di';
 
 import {ObservableWrapper, Promise, PromiseWrapper} from 'angular2/src/facade/async';
 import {isPresent, Type} from 'angular2/src/facade/lang';
@@ -213,7 +213,7 @@ export class MdDialogConfig {
 })
 @View({
   templateUrl: 'angular2_material/src/components/dialog/dialog.html',
-  directives: [FORWARD_REF(() => MdDialogContent)]
+  directives: [forwardRef(() => MdDialogContent)]
 })
 class MdDialogContainer {
   // Ref to the dialog content. Used by the DynamicComponentLoader to load the dialog content.