Start consolidating cross-port file selection code into ui/base/dialogs.

chrome/browser/chrome_select_file_policy.h

+// Copyright (c) 2012 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.
+
+#ifndef CHROME_BROWSER_CHROME_SELECT_FILE_POLICY_H_
+#define CHROME_BROWSER_CHROME_SELECT_FILE_POLICY_H_
+
+#include "base/callback_forward.h"
+#include "base/compiler_specific.h"
+#include "ui/base/dialogs/select_file_policy.h"
+
+namespace content {
+class WebContents;
+}
+
+// A chrome specific SelectFilePolicy that checks local_state().
+class ChromeSelectFilePolicy : public ui::SelectFilePolicy {

[sky, 2012/06/26 00:07:18]

If this extends a class in ui, shouldn't it live in chrome/browser/ui ?

+ public:
+  ChromeSelectFilePolicy();
+  virtual ~ChromeSelectFilePolicy();
+
+  // Overridden from ui::SelectFilePolicy:
+  virtual bool CanOpenSelectFileDialog() OVERRIDE;
+
+  // Creates a policy failure callback that displays an infobar on the
+  // WebContents the call is originating from, i.e.  where the InfoBar should
+  // be shown in case file-selection dialogs are forbidden by policy, or NULL
+  // if no InfoBar should be shown.
+  static base::Closure DisplayInfobarCallback(
+      content::WebContents* source_contents);
+
+ private:
+  // Implementation detail for DisplayInfobarCallback().
+  static void DisplayInfobarOrWarn(content::WebContents* source_contents);
+};

[sky, 2012/06/26 00:07:18]

DISALLOW_COPY_AND_ASSIGN

+
+#endif  // CHROME_BROWSER_CHROME_SELECT_FILE_POLICY_H_