Add more information to about:version and "About Chromium" dialog

chrome/browser/ui/gtk/about_chrome_dialog.cc

Index: chrome/browser/ui/gtk/about_chrome_dialog.cc
diff --git a/chrome/browser/ui/gtk/about_chrome_dialog.cc b/chrome/browser/ui/gtk/about_chrome_dialog.cc
index fad892f9c25d4e5f4814f35a53c67c5bb8e81d9a..55c3faedd1533e49e59c5c2ad9ef802ac0ba3af7 100644
--- a/chrome/browser/ui/gtk/about_chrome_dialog.cc
+++ b/chrome/browser/ui/gtk/about_chrome_dialog.cc
@@ -107,7 +107,13 @@ void ShowAboutDialogForProfile(GtkWindow* parent, Profile* profile) {
   std::string current_version = version_info.Version();
 #if !defined(GOOGLE_CHROME_BUILD)
   current_version += " (";
+  current_version += l10n_util::GetStringUTF8(
+      version_info.IsOfficialBuild() ?
+      IDS_ABOUT_VERSION_OFFICIAL : IDS_ABOUT_VERSION_UNOFFICIAL);
+  current_version += " ";
   current_version += version_info.LastChange();
+  current_version += " ";
+  current_version += version_info.OSType();
   current_version += ")";
 #endif
   std::string channel = platform_util::GetVersionStringModifier();