Refactors keyboard related code so mash can use a keyboard

chrome/browser/chromeos/chrome_interface_factory.h

+// Copyright 2016 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_CHROMEOS_CHROME_INTERFACE_FACTORY_H_
+#define CHROME_BROWSER_CHROMEOS_CHROME_INTERFACE_FACTORY_H_
+
+#include "content/public/common/mojo_shell_connection.h"
+#include "mojo/common/weak_binding_set.h"
+#include "mojo/shell/public/cpp/interface_factory.h"
+#include "ui/keyboard/keyboard.mojom.h"
+
+class KeyboardUIService;
+
+namespace chromeos {
+
+// InterfaceFactory for creating all services provided by chrome.
+class ChromeInterfaceFactory
+    : public content::MojoShellConnection::Listener,
+      public mojo::InterfaceFactory<keyboard::mojom::Keyboard> {
+ public:
+  ChromeInterfaceFactory();
+  ~ChromeInterfaceFactory() override;
+
+ private:
+  // content::MojoShellConnection::Listener:
+  bool AcceptConnection(mojo::Connection* connection) override;
+
+  // mojo::InterfaceFactory<keyboard::Keyboard>:
+  void Create(
+      mojo::Connection* connection,
+      mojo::InterfaceRequest<keyboard::mojom::Keyboard> request) override;
+
+  scoped_ptr<KeyboardUIService> keyboard_ui_service_;
+  mojo::WeakBindingSet<keyboard::mojom::Keyboard> keyboard_bindings_;
+
+  DISALLOW_COPY_AND_ASSIGN(ChromeInterfaceFactory);
+};
+
+}  // namespace chromeos
+
+#endif  // CHROME_BROWSER_CHROMEOS_CHROME_INTERFACE_FACTORY_H_