First part of PAGE_TRANSITION_START_PAGE cleanup.

chrome/browser/ui/cocoa/web_dialog_window_controller.mm

 // Copyright (c) 2012 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.
 
 #import "chrome/browser/ui/cocoa/web_dialog_window_controller.h"
 
 #include "base/logging.h"
 #include "base/memory/scoped_nsobject.h"
 #include "base/sys_string_conversions.h"
 #import "chrome/browser/ui/browser_dialogs.h"
@@ skipping 342 matching lines @@
       setContentView:tabContents_->web_contents()->GetNativeView()];
   tabContents_->web_contents()->SetDelegate(delegate_.get());
 
   // This must be done before loading the page; see the comments in
   // WebDialogUI.
   WebDialogUI::SetDelegate(tabContents_->web_contents(), delegate_.get());
 
   tabContents_->web_contents()->GetController().LoadURL(
       delegate_->GetDialogContentURL(),
       content::Referrer(),
-      content::PAGE_TRANSITION_START_PAGE,
+      content::PAGE_TRANSITION_AUTO_TOPLEVEL,
       std::string());
 
   // TODO(akalin): add accelerator for ESC to close the dialog box.
   //
   // TODO(akalin): Figure out why implementing (void)cancel:(id)sender
   // to do the above doesn't work.
 }
 
 - (void)windowWillClose:(NSNotification*)notification {
   delegate_->WindowControllerClosed();
   [self autorelease];
 }
 
 @end