Fix compiling on gcc-4.6....

chrome/browser/ui/search_engines/keyword_editor_controller_unittest.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/string16.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/search_engines/template_url.h"
 #include "chrome/browser/search_engines/template_url_model.h"
 #include "chrome/browser/ui/search_engines/keyword_editor_controller.h"
@@ skipping 96 matching lines @@
   ClearChangeCount();
 
   // If init is called twice, make sure that the controller is destroyed before
   // the profile is.
   controller_.reset();
   profile_.reset(new TestingProfile());
   profile_->CreateTemplateURLModel();
 
   model_ = profile_->GetTemplateURLModel();
   if (simulate_load_failure)
-    model_->OnWebDataServiceRequestDone(NULL, NULL);
+    model_->OnWebDataServiceRequestDone(0, NULL);
 
   controller_.reset(new KeywordEditorController(profile_.get()));
   controller_->table_model()->SetObserver(this);
 }
 
 // Tests adding a TemplateURL.
 TEST_F(KeywordEditorControllerTest, Add) {
   controller_->AddTemplateURL(kA, kB, "http://c");
 
   // Verify the observer was notified.
@@ skipping 121 matching lines @@
   turl->set_short_name(ASCIIToUTF16("b"));
   model_->Add(turl);
 
   // Table model should have updated.
   VerifyChangeCount(1, 0, 0, 0);
 
   // And should contain the newly added TemplateURL.
   ASSERT_EQ(1, table_model()->RowCount());
   ASSERT_EQ(0, table_model()->IndexOfTemplateURL(turl));
 }