Update PasswordManagerBrowserTest to use the new Observer class from InfoBarManager.

components/infobars/core/infobar_manager.h

Index: components/infobars/core/infobar_manager.h
diff --git a/components/infobars/core/infobar_manager.h b/components/infobars/core/infobar_manager.h
index 747d5acb79be1893a33ed3503bc0c5fa068dc5e6..b0affea19346a820e94749a4d655b77608fa63d1 100644
--- a/components/infobars/core/infobar_manager.h
+++ b/components/infobars/core/infobar_manager.h
@@ -26,11 +26,11 @@ class InfoBarManager {
   // Observer class for infobar events.
   class Observer {
    public:
-    virtual void OnInfoBarAdded(InfoBar* infobar) = 0;
-    virtual void OnInfoBarRemoved(InfoBar* infobar, bool animate) = 0;
+    virtual void OnInfoBarAdded(InfoBar* infobar) {}
+    virtual void OnInfoBarRemoved(InfoBar* infobar, bool animate) {}
     virtual void OnInfoBarReplaced(InfoBar* old_infobar,
-                                   InfoBar* new_infobar) = 0;
-    virtual void OnManagerShuttingDown(InfoBarManager* manager) = 0;
+                                   InfoBar* new_infobar) {}
+    virtual void OnManagerShuttingDown(InfoBarManager* manager) {}

[Peter Kasting, 2014/04/21 20:34:06]

Nit: We shouldn't define virtual functions inline.  Put the definitions in the
.cc file.

[tfarina, 2014/04/21 20:56:40]

Done.

   };
 
   InfoBarManager();