fix(datepicker): use correct viewContainerRef for dialog. (#6026)

src/demo-app/datepicker/datepicker-demo.ts

@@ -1,4 +1,4 @@
-import {Component} from '@angular/core';
+import {ChangeDetectionStrategy, Component} from '@angular/core';
 import {MdDatepickerInputEvent} from '@angular/material';
 
 
@@ -7,6 +7,7 @@ import {MdDatepickerInputEvent} from '@angular/material';
   selector: 'datepicker-demo',
   templateUrl: 'datepicker-demo.html',
   styleUrls: ['datepicker-demo.css'],
+  changeDetection: ChangeDetectionStrategy.OnPush,
 })
 export class DatepickerDemo {
   touch: boolean;

src/lib/datepicker/datepicker.ts

@@ -282,7 +282,6 @@ export class MdDatepicker<D> implements OnDestroy {
   /** Open the calendar as a dialog. */
   private _openAsDialog(): void {
     this._dialogRef = this._dialog.open(MdDatepickerContent, {
-      viewContainerRef: this._viewContainerRef,
       direction: this._dir ? this._dir.value : 'ltr'
     });
     this._dialogRef.afterClosed().subscribe(() => this.close());