[Mac] Hide Zoom Decoration for Default Zoom

chrome/browser/ui/cocoa/location_bar/zoom_decoration_unittest.mm

Index: chrome/browser/ui/cocoa/location_bar/zoom_decoration_unittest.mm
diff --git a/chrome/browser/ui/cocoa/location_bar/zoom_decoration_unittest.mm b/chrome/browser/ui/cocoa/location_bar/zoom_decoration_unittest.mm
index bbaed85037b2f7acd292a8c5c291a841b73229e4..7742df1a125aa3e31c6dc9985431804b57b32f37 100644
--- a/chrome/browser/ui/cocoa/location_bar/zoom_decoration_unittest.mm
+++ b/chrome/browser/ui/cocoa/location_bar/zoom_decoration_unittest.mm
@@ -16,13 +16,12 @@ class MockZoomDecoration : public ZoomDecoration {
   explicit MockZoomDecoration(LocationBarViewMac* owner)
       : ZoomDecoration(owner), update_ui_count_(0) {}
   bool ShouldShowDecoration() const override { return true; }
-  void ShowAndUpdateUI(zoom::ZoomController* zoom_controller,
-                       NSString* tooltip_string,
-                       bool location_bar_is_dark) override {
+  void UpdateUI(zoom::ZoomController* zoom_controller,
+                NSString* tooltip_string,
+                bool location_bar_is_dark) override {
     ++update_ui_count_;
-    ZoomDecoration::ShowAndUpdateUI(zoom_controller,
-                                    tooltip_string,
-                                    location_bar_is_dark);
+    ZoomDecoration::UpdateUI(zoom_controller, tooltip_string,
+                             location_bar_is_dark);
   }
 
   int update_ui_count_;