chrome: Add TabModalConfirmDialog interface.

chrome/browser/ui/gtk/tab_modal_confirm_dialog_gtk.cc

Index: chrome/browser/ui/gtk/tab_modal_confirm_dialog_gtk.cc
diff --git a/chrome/browser/ui/gtk/tab_modal_confirm_dialog_gtk.cc b/chrome/browser/ui/gtk/tab_modal_confirm_dialog_gtk.cc
index a0b14ac27b90fc2710a124778f11d85dec504b31..366864b34d302ce6b3a7cdde08d5637afa4c5033 100644
--- a/chrome/browser/ui/gtk/tab_modal_confirm_dialog_gtk.cc
+++ b/chrome/browser/ui/gtk/tab_modal_confirm_dialog_gtk.cc
@@ -16,16 +16,12 @@
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/gfx/image/image.h"
 
-namespace chrome {
-
-// Declared in browser_dialogs.h so others don't have to depend on our header.
-void ShowTabModalConfirmDialog(TabModalConfirmDialogDelegate* delegate,
-                               TabContents* tab_contents) {
-  new TabModalConfirmDialogGtk(delegate, tab_contents);
+TabModalConfirmDialog* TabModalConfirmDialog::Create(
+    TabModalConfirmDialogDelegate* delegate,
+    TabContents* tab_contents) {
+  return new TabModalConfirmDialogGtk(delegate, tab_contents);
 }
 
-}  // namespace chrome
-
 TabModalConfirmDialogGtk::TabModalConfirmDialogGtk(
     TabModalConfirmDialogDelegate* delegate,
     TabContents* tab_contents)
@@ -94,6 +90,14 @@ TabModalConfirmDialogGtk::~TabModalConfirmDialogGtk() {
   gtk_widget_destroy(dialog_);
 }
 
+void TabModalConfirmDialogGtk::AcceptTabModalDialog() {
+  OnAccept(NULL);
+}
+
+void TabModalConfirmDialogGtk::CancelTabModalDialog() {
+  OnCancel(NULL);
+}
+
 void TabModalConfirmDialogGtk::OnAccept(GtkWidget* widget) {
   delegate_->Accept();
 }