Cloud Print Dialog work.

chrome/browser/cocoa/html_dialog_window_controller.mm

 // Copyright (c) 2009 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/cocoa/html_dialog_window_controller.h"
 
 #include "app/keyboard_codes.h"
 #include "base/logging.h"
 #include "base/scoped_nsobject.h"
 #include "base/sys_string_conversions.h"
@@ skipping 26 matching lines @@
   // HtmlDialogUIDelegate declarations.
   virtual bool IsDialogModal() const;
   virtual std::wstring GetDialogTitle() const;
   virtual GURL GetDialogContentURL() const;
   virtual void GetDOMMessageHandlers(
       std::vector<DOMMessageHandler*>* handlers) const;
   virtual void GetDialogSize(gfx::Size* size) const;
   virtual std::string GetDialogArgs() const;
   virtual void OnDialogClosed(const std::string& json_retval);
   virtual void OnCloseContents(TabContents* source, bool* out_close_dialog) { }
+  virtual bool ShouldShowDialogTitle() const { return true; }
 
   // HtmlDialogTabContentsDelegate declarations.
   virtual void MoveContents(TabContents* source, const gfx::Rect& pos);
   virtual void ToolbarSizeChanged(TabContents* source, bool is_animating);
   virtual void HandleKeyboardEvent(const NativeWebKeyboardEvent& event);
 
 private:
   HtmlDialogWindowController* controller_;  // weak
   HtmlDialogUIDelegate* delegate_;  // weak, owned by controller_
 
@@ skipping 226 matching lines @@
   // 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