Cloud Print Dialog work.

chrome/browser/dom_ui/html_dialog_ui.h

Index: chrome/browser/dom_ui/html_dialog_ui.h
diff --git a/chrome/browser/dom_ui/html_dialog_ui.h b/chrome/browser/dom_ui/html_dialog_ui.h
index 38673c4b759620ed74c6fef60a9375411ad70d60..d1cc849aa3e36351e0ba3ee44626fcda8fc10650 100644
--- a/chrome/browser/dom_ui/html_dialog_ui.h
+++ b/chrome/browser/dom_ui/html_dialog_ui.h
@@ -51,6 +51,10 @@ class HtmlDialogUIDelegate {
   // is set to true, then the dialog is closed.  The default is false.
   virtual void OnCloseContents(TabContents* source, bool* out_close_dialog) = 0;
 
+  // A callback to allow the delegate to dictate that the window should not
+  // have a title bar.  This is useful when presenting branded interfaces.
+  virtual bool ShouldShowDialogTitle() const = 0;
+
  protected:
   virtual ~HtmlDialogUIDelegate() {}
 };