Cleanup: Remove deprecated version of views::CreateDialogFrameView().

chrome/browser/ui/views/tab_modal_confirm_dialog_views.cc

Index: chrome/browser/ui/views/tab_modal_confirm_dialog_views.cc
===================================================================
--- chrome/browser/ui/views/tab_modal_confirm_dialog_views.cc	(revision 249524)
+++ chrome/browser/ui/views/tab_modal_confirm_dialog_views.cc	(working copy)
@@ -9,7 +9,6 @@
 #include "chrome/browser/ui/browser_list.h"
 #include "chrome/browser/ui/browser_window.h"
 #include "chrome/browser/ui/tab_modal_confirm_dialog_delegate.h"
-#include "chrome/browser/ui/views/constrained_window_views.h"
 #include "chrome/common/chrome_switches.h"
 #include "components/web_modal/web_contents_modal_dialog_host.h"
 #include "components/web_modal/web_contents_modal_dialog_manager.h"
@@ -124,13 +123,6 @@
   return message_box_view_;
 }
 
-// TODO(wittman): Remove this override once we move to the new style frame view
-// on all dialogs.
-views::NonClientFrameView* TabModalConfirmDialogViews::CreateNonClientFrameView(
-    views::Widget* widget) {
-  return CreateConstrainedStyleNonClientFrameView(widget, browser_context_);
-}
-
 views::Widget* TabModalConfirmDialogViews::GetWidget() {
   return message_box_view_->GetWidget();
 }