Supprot V2 app: step1

athena/content/shell/dialogs.cc

+// Copyright 2014 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 "athena/content/public/dialogs.h"
+#include "base/logging.h"
+
+namespace athena {
+
+content::ColorChooser* OpenColorChooser(
+    content::WebContents* web_contents,
+    SkColor initial_color,
+    const std::vector<content::ColorSuggestion>& suggestions) {
+  NOTIMPLEMENTED();
+  return NULL;
+}
+
+void OpenFileChooser(content::WebContents* web_contents,
+                     const content::FileChooserParams& params) {
+  NOTIMPLEMENTED();
+}
+
+}  // namespace athena