Remove DialogDelegate::OnClosed() which is redundant with

ui/views/window/dialog_client_view.cc

Index: ui/views/window/dialog_client_view.cc
diff --git a/ui/views/window/dialog_client_view.cc b/ui/views/window/dialog_client_view.cc
index 569944542f94a7623b6c4c9f96f84cc393728a72..473ebc6dda7cb58eed067bbb81d5a2bee5b125dd 100644
--- a/ui/views/window/dialog_client_view.cc
+++ b/ui/views/window/dialog_client_view.cc
@@ -57,27 +57,19 @@ DialogClientView::DialogClientView(Widget* owner, View* contents_view)
       ok_button_(NULL),
       cancel_button_(NULL),
       extra_view_(NULL),
-      footnote_view_(NULL),
-      notified_delegate_(false) {
-}
+      footnote_view_(NULL) {}
 
 DialogClientView::~DialogClientView() {
 }
 
 void DialogClientView::AcceptWindow() {
-  // Only notify the delegate once. See |notified_delegate_|'s comment.
-  if (!notified_delegate_ && GetDialogDelegate()->Accept(false)) {
-    notified_delegate_ = true;
+  if (GetDialogDelegate()->Accept(false))
     Close();
-  }
 }
 
 void DialogClientView::CancelWindow() {
-  // Only notify the delegate once. See |notified_delegate_|'s comment.
-  if (!notified_delegate_ && GetDialogDelegate()->Cancel()) {
-    notified_delegate_ = true;
+  if (GetDialogDelegate()->Cancel())
     Close();
-  }
 }
 
 void DialogClientView::UpdateDialogButtons() {
@@ -122,17 +114,9 @@ void DialogClientView::UpdateDialogButtons() {
 // DialogClientView, ClientView overrides:
 
 bool DialogClientView::CanClose() {
-  if (notified_delegate_)
-    return true;
-
   // The dialog is closing but no Accept or Cancel action has been performed
   // before: it's a Close action.
-  if (GetDialogDelegate()->Close()) {
-    notified_delegate_ = true;
-    GetDialogDelegate()->OnClosed();
-    return true;
-  }
-  return false;
+  return GetDialogDelegate()->Close();
 }
 
 DialogClientView* DialogClientView::AsDialogClientView() {
@@ -293,8 +277,7 @@ DialogClientView::DialogClientView(View* contents_view)
       ok_button_(NULL),
       cancel_button_(NULL),
       extra_view_(NULL),
-      footnote_view_(NULL),
-      notified_delegate_(false) {}
+      footnote_view_(NULL) {}
 
 DialogDelegate* DialogClientView::GetDialogDelegate() const {
   return GetWidget()->widget_delegate()->AsDialogDelegate();
@@ -377,7 +360,6 @@ gfx::Insets DialogClientView::GetButtonRowInsets() const {
 
 void DialogClientView::Close() {
   GetWidget()->Close();
-  GetDialogDelegate()->OnClosed();
 }
 
 }  // namespace views