Change HttpAuthHandlerMock to accept and return more than one

net/http/http_auth_handler_mock.h

Index: net/http/http_auth_handler_mock.h
===================================================================
--- net/http/http_auth_handler_mock.h	(revision 95261)
+++ net/http/http_auth_handler_mock.h	(working copy)
@@ -8,6 +8,7 @@
 
 #include <string>
 
+#include "base/memory/scoped_vector.h"
 #include "base/string16.h"
 #include "base/task.h"
 #include "googleurl/src/gurl.h"
@@ -36,7 +37,7 @@
     Factory();
     virtual ~Factory();
 
-    void set_mock_handler(HttpAuthHandler* handler, HttpAuth::Target target);
+    void AddMockHandler(HttpAuthHandler* handler, HttpAuth::Target target);
 
     void set_do_init_from_challenge(bool do_init_from_challenge) {
       do_init_from_challenge_ = do_init_from_challenge;
@@ -52,7 +53,7 @@
                                   scoped_ptr<HttpAuthHandler>* handler);
 
    private:
-    scoped_ptr<HttpAuthHandler> handlers_[HttpAuth::AUTH_NUM_TARGETS];
+    ScopedVector<HttpAuthHandler> handlers_[HttpAuth::AUTH_NUM_TARGETS];
     bool do_init_from_challenge_;
   };