fixup! fix(cdk-experimental/menu): move shared menu logic to base class

Author: mmalerba

src/cdk-experimental/menu/menu-base.ts

@@ -13,7 +13,6 @@ import {
   Directive,
   ElementRef,
   Inject,
-  Input,
   OnDestroy,
   Optional,
   QueryList,

src/material-experimental/menubar/menubar.spec.ts

@@ -8,7 +8,6 @@ import {MatMenuBar} from './menubar';
 
 describe('MatMenuBar', () => {
   let fixture: ComponentFixture<SimpleMatMenuBar>;
-  let matMenubar: MatMenuBar;
   let nativeMatMenubar: HTMLElement;
 
   beforeEach(waitForAsync(() => {
@@ -22,7 +21,6 @@ describe('MatMenuBar', () => {
     fixture = TestBed.createComponent(SimpleMatMenuBar);
     fixture.detectChanges();
 
-    matMenubar = fixture.componentInstance.matMenubar;
     nativeMatMenubar = fixture.componentInstance.nativeMatMenubar.nativeElement;
   });
 
@@ -39,15 +37,6 @@ describe('MatMenuBar', () => {
     expect(nativeMatMenubar.getAttribute('tabindex')).toBe('0');
   });
 
-  it('should toggle aria-orientation attribute', () => {
-    expect(nativeMatMenubar.getAttribute('aria-orientation')).toBe('horizontal');
-
-    matMenubar.orientation = 'vertical';
-    fixture.detectChanges();
-
-    expect(nativeMatMenubar.getAttribute('aria-orientation')).toBe('vertical');
-  });
-
   it('should toggle focused items on left/right click', () => {
     nativeMatMenubar.focus();
 

src/material-experimental/menubar/menubar.ts

@@ -27,10 +27,7 @@ import {
   encapsulation: ViewEncapsulation.None,
   changeDetection: ChangeDetectionStrategy.OnPush,
   host: {
-    'role': 'menubar',
-    'class': 'cdk-menu-bar mat-menubar',
-    'tabindex': '0',
-    '[attr.aria-orientation]': 'orientation',
+    '[class.mat-menubar]': 'true',
   },
   providers: [
     {provide: CdkMenuGroup, useExisting: MatMenuBar},