fix(virtualRepeat, autoComplete): Recompute number of items after auto-(un)shrink.

Author: kseamon

src/components/virtualRepeat/virtual-repeater.js

@@ -253,6 +253,8 @@ VirtualRepeatContainerController.prototype.autoShrink_ = function(size) {
       this.setSize_(this.originalSize);
       this.originalSize = null;
     }
+
+    this.repeater.containerUpdated();
   }
 };
 

src/components/virtualRepeat/virtual-repeater.spec.js

@@ -303,21 +303,25 @@ describe('<md-virtual-repeat>', function() {
     $$rAF.flush();
 
     expect(container[0].offsetHeight).toBe(100);
+    expect(offsetter.children().length).toBe(13);
 
     // With 5 items...
     scope.items = createItems(5);
     scope.$apply();
     expect(container[0].offsetHeight).toBe(5 * ITEM_SIZE);
+    expect(offsetter.children().length).toBe(5);
 
     // With 0 items...
     scope.items = [];
     scope.$apply();
     expect(container[0].offsetHeight).toBe(0);
+    expect(offsetter.children().length).toBe(0);
 
     // With lots of items again...
     scope.items = createItems(NUM_ITEMS);
     scope.$apply();
     expect(container[0].offsetHeight).toBe(100);
+    expect(offsetter.children().length).toBe(13);
   });
 
   it('should shrink the container when the number of items goes down (horizontal)', function() {
@@ -331,21 +335,25 @@ describe('<md-virtual-repeat>', function() {
     $$rAF.flush();
 
     expect(container[0].offsetWidth).toBe(150);
+    expect(offsetter.children().length).toBe(18);
 
     // With 5 items...
     scope.items = createItems(5);
     scope.$apply();
     expect(container[0].offsetWidth).toBe(5 * ITEM_SIZE);
+    expect(offsetter.children().length).toBe(5);
 
     // With 0 items...
     scope.items = [];
     scope.$apply();
     expect(container[0].offsetWidth).toBe(0);
+    expect(offsetter.children().length).toBe(0);
 
     // With lots of items again...
     scope.items = createItems(NUM_ITEMS);
     scope.$apply();
     expect(container[0].offsetWidth).toBe(150);
+    expect(offsetter.children().length).toBe(18);
   });
 
   it('should not shrink below the specified md-auto-shrink-min (vertical)', function() {