gtk: Remember which page user viewed last in the Certificate Manager window.

chrome/browser/gtk/certificate_manager.h

Index: chrome/browser/gtk/certificate_manager.h
diff --git a/chrome/browser/gtk/certificate_manager.h b/chrome/browser/gtk/certificate_manager.h
index 96f3d8905bc5c8143a7e929067ad64b7a19fcce9..f8534bc9c8908f9ef42f646e73be3248ff4d66d1 100644
--- a/chrome/browser/gtk/certificate_manager.h
+++ b/chrome/browser/gtk/certificate_manager.h
@@ -7,6 +7,30 @@
 
 #include "gfx/native_widget_types.h"
 
-void ShowCertificateManager(gfx::NativeWindow parent);
+class Profile;
+class PrefService;
+
+// An identifier for the Certificate Manager window. These are treated as
+// indices into the list of available tabs to be displayed.
+// PAGE_DEFAULT means select the last tab viewed when the Certificate Manager
+// window was opened, or PAGE_USER if the Certificate Manager was never opened.
+enum CertificateManagerPage {
+  PAGE_DEFAULT = -1,
+  PAGE_USER,
+  PAGE_EMAIL,
+  PAGE_SERVER,
+  PAGE_CA,
+  PAGE_UNKNOWN,
+  PAGE_COUNT
+};
+
+namespace certificate_manager_util {
+
+void RegisterUserPrefs(PrefService* prefs);
+
+}  // namespace certificate_manager_util
+
+void ShowCertificateManager(gfx::NativeWindow parent, Profile* profile,
+                            CertificateManagerPage page);
 
 #endif  // CHROME_BROWSER_GTK_CERTIFICATE_MANAGER_H_