Mac content shell: HTTP auth.

content/public/browser/resource_dispatcher_host_login_delegate.h

Index: content/public/browser/resource_dispatcher_host_login_delegate.h
diff --git a/content/public/browser/resource_dispatcher_host_login_delegate.h b/content/public/browser/resource_dispatcher_host_login_delegate.h
index 4701240405bf4c8ac64b6ec2d3c418b32d6c115a..6cd63752104daacc588dc7647e0cde300b3fe428 100644
--- a/content/public/browser/resource_dispatcher_host_login_delegate.h
+++ b/content/public/browser/resource_dispatcher_host_login_delegate.h
@@ -12,15 +12,17 @@
 
 namespace content {
 
-// Interface for getting login credentials for HTTP auth requests.  When the
-// implementation has the credentials, it shoudl call the Requests's SetAuth
-// method.
+// Interface for getting login credentials for HTTP auth requests. If the
+// login delegate obtains credentials, it should call the URLRequest's SetAuth
+// method. If the user cancels, the login delegate should call the URLRequest's
+// CancelAuth instead. And in either case, it must make a call to
+// ResourceDispatcherHost::ClearLoginDelegateForRequest.
 class CONTENT_EXPORT ResourceDispatcherHostLoginDelegate
     : public base::RefCountedThreadSafe<ResourceDispatcherHostLoginDelegate> {
  public:
   virtual ~ResourceDispatcherHostLoginDelegate() {}
 
-  // Notify the delegate that the request was cancelled.
+  // Notify the login delegate that the request was cancelled.
   // This function can only be called from the IO thread.
   virtual void OnRequestCancelled() = 0;
 };