Fixed mdc-table tests

Author: kseamon

src/material-experimental/mdc-table/table.spec.ts

@@ -147,13 +147,14 @@ describe('MDC-based MatTable', () => {
     ]);
   });
 
-  it('should apply custom sticky CSS class to sticky cells', () => {
+  it('should apply custom sticky CSS class to sticky cells', fakeAsync(() => {
     let fixture = TestBed.createComponent(StickyTableApp);
     fixture.detectChanges();
+    flushMicrotasks();
 
     const stuckCellElement = fixture.nativeElement.querySelector('table th')!;
     expect(stuckCellElement.classList).toContain('mat-mdc-table-sticky');
-  });
+  }));
 
   // Note: needs to be fakeAsync so it catches the error.
   it('should not throw when a row definition is on an ng-container', fakeAsync(() => {

src/material-experimental/mdc-table/table.ts

@@ -7,7 +7,7 @@
  */
 
 import {ChangeDetectionStrategy, Component, OnInit, ViewEncapsulation} from '@angular/core';
-import {CDK_TABLE_TEMPLATE, CdkTable} from '@angular/cdk/table';
+import {CDK_TABLE_TEMPLATE, CdkTable, CoalescedStyleScheduler} from '@angular/cdk/table';
 
 @Component({
   selector: 'table[mat-table]',
@@ -17,7 +17,10 @@ import {CDK_TABLE_TEMPLATE, CdkTable} from '@angular/cdk/table';
   host: {
     'class': 'mat-mdc-table mdc-data-table__table',
   },
-  providers: [{provide: CdkTable, useExisting: MatTable}],
+  providers: [
+    {provide: CdkTable, useExisting: MatTable},
+    CoalescedStyleScheduler,
+  ],
   encapsulation: ViewEncapsulation.None,
   // See note on CdkTable for explanation on why this uses the default change detection strategy.
   // tslint:disable-next-line:validate-decorators