end-to-end extension API tests

chrome/browser/extensions/extension_browsertest.h

Index: chrome/browser/extensions/extension_browsertest.h
diff --git a/chrome/browser/extensions/extension_browsertest.h b/chrome/browser/extensions/extension_browsertest.h
index 7ef797c40bf7fa975b7c12d61b448c57a3039a53..98fb948f47681a7e6f78279679b1763f26ba9f4e 100644
--- a/chrome/browser/extensions/extension_browsertest.h
+++ b/chrome/browser/extensions/extension_browsertest.h
@@ -32,14 +32,16 @@ class ExtensionBrowserTest
   // Wait for the number of visible page actions to change to |count|.
   bool WaitForPageActionVisibilityChangeTo(int count);
 
+  // NotificationObserver
+  virtual void Observe(NotificationType type,
+                       const NotificationSource& source,
+                       const NotificationDetails& details);
+
   bool loaded_;
   bool installed_;
   FilePath test_data_dir_;
 
  private:
-  virtual void Observe(NotificationType type,
-                       const NotificationSource& source,
-                       const NotificationDetails& details);
   bool WaitForExtensionHostsToLoad();
 };