cocoa: fix a11y labeling & state on search icon

chrome/browser/ui/cocoa/location_bar/location_bar_view_mac.h

Index: chrome/browser/ui/cocoa/location_bar/location_bar_view_mac.h
diff --git a/chrome/browser/ui/cocoa/location_bar/location_bar_view_mac.h b/chrome/browser/ui/cocoa/location_bar/location_bar_view_mac.h
index 5c385498c50913962f50a030512e71ec280c60a2..5bfd53c7cbb806eb91635bc631c0deb1046d94a9 100644
--- a/chrome/browser/ui/cocoa/location_bar/location_bar_view_mac.h
+++ b/chrome/browser/ui/cocoa/location_bar/location_bar_view_mac.h
@@ -238,8 +238,9 @@ class LocationBarViewMac : public LocationBar,
   std::vector<LocationBarDecoration*> GetDecorations();
 
   // Updates |decoration|'s accessibility view's position to match the computed
-  // position the decoration will be drawn at.
-  void UpdateAccessibilityViewPosition(LocationBarDecoration* decoration);
+  // position the decoration will be drawn at, and update its enabled state
+  // based on whether |decoration| is accepting presses currently.
+  void UpdateAccessibilityView(LocationBarDecoration* decoration);
 
   std::unique_ptr<OmniboxViewMac> omnibox_view_;