Fix typo

Author: devversion

src/lib/slide-toggle/slide-toggle.spec.ts

@@ -309,7 +309,7 @@ describe('MdSlideToggle', () => {
       expect(slideToggleModel.pristine).toBe(false);
       expect(slideToggleModel.touched).toBe(false);
 
-      // Once the input element looses focus, the control should remain dirty but should
+      // Once the input element loses focus, the control should remain dirty but should
       // also turn touched.
       dispatchFakeEvent(inputElement, 'blur');
       fixture.detectChanges();
@@ -329,7 +329,7 @@ describe('MdSlideToggle', () => {
       expect(slideToggleModel.touched).toBe(false);
       expect(slideToggleElement.classList).toContain('mat-checked');
 
-      // Once the input element looses focus, the control should remain dirty but should
+      // Once the input element loses focus, the control should remain dirty but should
       // also turn touched.
       dispatchFakeEvent(inputElement, 'blur');
       fixture.detectChanges();