Make content settings map updates live.

chrome/browser/cocoa/content_exceptions_window_controller.h

Index: chrome/browser/cocoa/content_exceptions_window_controller.h
diff --git a/chrome/browser/cocoa/content_exceptions_window_controller.h b/chrome/browser/cocoa/content_exceptions_window_controller.h
index c3344caf38689f6f9148fe03147b1fedb3e1ecef..ac85abbd97f637c6219c476c237980482b2e179d 100644
--- a/chrome/browser/cocoa/content_exceptions_window_controller.h
+++ b/chrome/browser/cocoa/content_exceptions_window_controller.h
@@ -12,7 +12,7 @@
 #include "chrome/common/content_settings_types.h"
 
 class ContentExceptionsTableModel;
-class UpdatingContentSettingsObserver;
+class ContentExceptionsTableModelObserver;
 
 // Controller for the content exception dialogs.
 @interface ContentExceptionsWindowController : NSWindowController
@@ -34,7 +34,7 @@ class UpdatingContentSettingsObserver;
 
   // Listens for changes to the content settings and reloads the data when they
   // change. See comment in -modelDidChange in the mm file for details.
-  scoped_ptr<UpdatingContentSettingsObserver> tableObserver_;
+  scoped_ptr<ContentExceptionsTableModelObserver> tableObserver_;
 
   // If this is set to NO, notifications by |tableObserver_| are ignored. This
   // is used to suppress updates at bad times.