Mac: Enable WebAppShortcutCreatorTest.CreateShortcut unit test

chrome/browser/web_applications/web_app_mac.h

Index: chrome/browser/web_applications/web_app_mac.h
diff --git a/chrome/browser/web_applications/web_app_mac.h b/chrome/browser/web_applications/web_app_mac.h
index 968bb8c9f3e5b66fb4cceb847747b6c818d3347d..c81250e1a93e75c014f189112302ef1bbc94a1d8 100644
--- a/chrome/browser/web_applications/web_app_mac.h
+++ b/chrome/browser/web_applications/web_app_mac.h
@@ -65,6 +65,10 @@ class WebAppShortcutCreator {
   // be used for creating the app bundle.
   NSString* GetBundleIdentifier(NSDictionary* plist) const;
 
+  // Show the bundle we just generated in the Finder.
+  virtual void RevealGeneratedBundleInFinder(
+      const FilePath& generated_bundle) const;
+
   // Information about the app.
   ShellIntegration::ShortcutInfo info_;