[Mac] Use the app's version as the app shim bundle version.

chrome/browser/web_applications/web_app.cc

Index: chrome/browser/web_applications/web_app.cc
diff --git a/chrome/browser/web_applications/web_app.cc b/chrome/browser/web_applications/web_app.cc
index abe41d0f2c8ac903463f038c6fbe78f8a64239ab..6278d48bd8b7694829d61cf29a90f20778860092 100644
--- a/chrome/browser/web_applications/web_app.cc
+++ b/chrome/browser/web_applications/web_app.cc
@@ -218,6 +218,7 @@ ShortcutInfo ShortcutInfoForExtensionAndProfile(
   shortcut_info.profile_path = profile->GetPath();
   shortcut_info.profile_name =
       profile->GetPrefs()->GetString(prefs::kProfileName);
+  shortcut_info.version_for_display = app->GetVersionForDisplay();
   return shortcut_info;
 }