feat(di): change the params of Provider and provide to start with "use"

Closes #4684

modules/angular2/src/core/forms/directives/checkbox_value_accessor.ts

@@ -8,7 +8,7 @@ import {CONST_EXPR} from 'angular2/src/core/facade/lang';
 import {setProperty} from './shared';
 
 const CHECKBOX_VALUE_ACCESSOR = CONST_EXPR(new Provider(
-    NG_VALUE_ACCESSOR, {toAlias: forwardRef(() => CheckboxControlValueAccessor), multi: true}));
+    NG_VALUE_ACCESSOR, {useExisting: forwardRef(() => CheckboxControlValueAccessor), multi: true}));
 
 /**
  * The accessor for writing a value and listening to changes on a checkbox input element.

modules/angular2/src/core/forms/directives/default_value_accessor.ts

@@ -7,7 +7,7 @@ import {isBlank, CONST_EXPR} from 'angular2/src/core/facade/lang';
 import {setProperty} from './shared';
 
 const DEFAULT_VALUE_ACCESSOR = CONST_EXPR(new Provider(
-    NG_VALUE_ACCESSOR, {toAlias: forwardRef(() => DefaultValueAccessor), multi: true}));
+    NG_VALUE_ACCESSOR, {useExisting: forwardRef(() => DefaultValueAccessor), multi: true}));
 
 /**
  * The default accessor for writing a value and listening to changes that is used by the

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

@@ -10,7 +10,7 @@ import {ControlGroup} from '../model';
 import {Form} from './form_interface';
 
 const controlGroupBinding =
-    CONST_EXPR(new Provider(ControlContainer, {toAlias: forwardRef(() => NgControlGroup)}));
+    CONST_EXPR(new Provider(ControlContainer, {useExisting: forwardRef(() => NgControlGroup)}));
 
 /**
  * Creates and binds a control group to a DOM element.

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

@@ -14,7 +14,7 @@ import {Validators, NG_VALIDATORS} from '../validators';
 
 
 const controlNameBinding =
-    CONST_EXPR(new Provider(NgControl, {toAlias: forwardRef(() => NgControlName)}));
+    CONST_EXPR(new Provider(NgControl, {useExisting: forwardRef(() => NgControlName)}));
 
 /**
  * Creates and binds a control with a specified name to a DOM element.

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

@@ -16,7 +16,7 @@ import {AbstractControl, ControlGroup, Control} from '../model';
 import {setUpControl} from './shared';
 
 const formDirectiveProvider =
-    CONST_EXPR(new Provider(ControlContainer, {toAlias: forwardRef(() => NgForm)}));
+    CONST_EXPR(new Provider(ControlContainer, {useExisting: forwardRef(() => NgForm)}));
 
 /**
  * If `NgForm` is bound in a component, `<form>` elements in that component will be

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

@@ -11,7 +11,7 @@ import {ControlValueAccessor, NG_VALUE_ACCESSOR} from './control_value_accessor'
 import {setUpControl, isPropertyUpdated, selectValueAccessor} from './shared';
 
 const formControlBinding =
-    CONST_EXPR(new Provider(NgControl, {toAlias: forwardRef(() => NgFormControl)}));
+    CONST_EXPR(new Provider(NgControl, {useExisting: forwardRef(() => NgFormControl)}));
 
 /**
  * Binds an existing {@link Control} to a DOM element.

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

@@ -13,7 +13,7 @@ import {Control, ControlGroup} from '../model';
 import {setUpControl} from './shared';
 
 const formDirectiveProvider =
-    CONST_EXPR(new Provider(ControlContainer, {toAlias: forwardRef(() => NgFormModel)}));
+    CONST_EXPR(new Provider(ControlContainer, {useExisting: forwardRef(() => NgFormModel)}));
 
 /**
  * Binds an existing control group to a DOM element.

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

@@ -11,7 +11,7 @@ import {Validators, NG_VALIDATORS} from '../validators';
 import {setUpControl, isPropertyUpdated, selectValueAccessor} from './shared';
 
 const formControlBinding =
-    CONST_EXPR(new Provider(NgControl, {toAlias: forwardRef(() => NgModel)}));
+    CONST_EXPR(new Provider(NgControl, {useExisting: forwardRef(() => NgModel)}));
 
 /**
  * Binds a domain model to a form control.

modules/angular2/src/core/forms/directives/select_control_value_accessor.ts

@@ -9,7 +9,7 @@ import {CONST_EXPR} from 'angular2/src/core/facade/lang';
 import {setProperty} from './shared';
 
 const SELECT_VALUE_ACCESSOR = CONST_EXPR(new Provider(
-    NG_VALUE_ACCESSOR, {toAlias: forwardRef(() => SelectControlValueAccessor), multi: true}));
+    NG_VALUE_ACCESSOR, {useExisting: forwardRef(() => SelectControlValueAccessor), multi: true}));
 
 /**
  * Marks `<option>` as dynamic, so Angular can be notified when options change.

modules/angular2/src/core/forms/directives/validators.ts

@@ -4,7 +4,7 @@ import {Directive} from 'angular2/src/core/metadata';
 import {Validators, NG_VALIDATORS} from '../validators';
 
 const DEFAULT_VALIDATORS =
-    CONST_EXPR(new Provider(NG_VALIDATORS, {toValue: Validators.required, multi: true}));
+    CONST_EXPR(new Provider(NG_VALIDATORS, {useValue: Validators.required, multi: true}));
 
 @Directive({
   selector: '[required][ng-control],[required][ng-form-control],[required][ng-model]',