Refactor modality-specific behavior from ConstrainedWindowViews to WebContentsModalDialogManager

chrome/browser/ui/gtk/web_contents_modal_dialog_manager_gtk.cc

Index: chrome/browser/ui/gtk/web_contents_modal_dialog_manager_gtk.cc
diff --git a/chrome/browser/ui/gtk/web_contents_modal_dialog_manager_gtk.cc b/chrome/browser/ui/gtk/web_contents_modal_dialog_manager_gtk.cc
new file mode 100644
index 0000000000000000000000000000000000000000..fb82470fedc6514f1fe6f12c3a0b2637937ba1ad
--- /dev/null
+++ b/chrome/browser/ui/gtk/web_contents_modal_dialog_manager_gtk.cc
@@ -0,0 +1,11 @@
+// Copyright (c) 2013 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.
+
+#include "chrome/browser/ui/web_contents_modal_dialog_manager.h"
+
+NativeWebContentsModalDialogManager*
+    WebContentsModalDialogManager::CreateNativeManager(
+        WebContentsModalDialogManager* manager) {
+  return NULL;
+}