[Reland] [Extensions] Make extension message bubble factory platform-abstract

chrome/browser/ui/extensions/extension_message_bubble_factory.h

+// Copyright 2015 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_UI_EXTENSIONS_EXTENSION_MESSAGE_BUBBLE_FACTORY_H_
+#define CHROME_BROWSER_UI_EXTENSIONS_EXTENSION_MESSAGE_BUBBLE_FACTORY_H_
+
+#include "base/macros.h"
+#include "base/memory/scoped_ptr.h"
+
+class Profile;
+
+namespace extensions {
+class ExtensionMessageBubbleController;
+}  // namespace extensions
+
+// Create and show ExtensionMessageBubbles for either extensions that look
+// suspicious and have therefore been disabled, or for extensions that are
+// running in developer mode that we want to warn the user about.
+class ExtensionMessageBubbleFactory {
+ public:
+  explicit ExtensionMessageBubbleFactory(Profile* profile);
+  ~ExtensionMessageBubbleFactory();
+
+  // Returns the controller for the bubble that should be shown, if any.
+  scoped_ptr<extensions::ExtensionMessageBubbleController> GetController();
+
+  // Enables the bubbles across all platforms for testing.
+  static void set_enabled_for_tests(bool enabled);
+
+ private:
+  Profile* profile_;
+
+  DISALLOW_COPY_AND_ASSIGN(ExtensionMessageBubbleFactory);
+};
+
+#endif  // CHROME_BROWSER_UI_EXTENSIONS_EXTENSION_MESSAGE_BUBBLE_FACTORY_H_