Implement bluetooth chooser for Chrome Apps on Mac

chrome/browser/ui/bluetooth/chrome_extension_bluetooth_chooser.cc

+// 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.
+
+#include "chrome/browser/ui/bluetooth/chrome_extension_bluetooth_chooser.h"
+
+#include "chrome/browser/extensions/chrome_extension_chooser_dialog.h"
+#include "chrome/browser/ui/bluetooth/bluetooth_chooser_controller.h"
+#include "content/public/browser/web_contents.h"
+
+ChromeExtensionBluetoothChooser::ChromeExtensionBluetoothChooser(
+    content::RenderFrameHost* frame,
+    const content::BluetoothChooser::EventHandler& event_handler) {
+  bluetooth_chooser_controller_.reset(
+      new BluetoothChooserController(frame, event_handler));
+  chooser_dialog_.reset(new ChromeExtensionChooserDialog(
+      content::WebContents::FromRenderFrameHost(frame)));
+#if defined(OS_MACOSX)
+  chooser_dialog_->ShowDialog(bluetooth_chooser_controller_.get());
+#endif  // defined(OS_MACOSX)
+}
+
+ChromeExtensionBluetoothChooser::~ChromeExtensionBluetoothChooser() {}
+
+void ChromeExtensionBluetoothChooser::SetAdapterPresence(
+    AdapterPresence presence) {}
+
+void ChromeExtensionBluetoothChooser::ShowDiscoveryState(DiscoveryState state) {
+}
+
+void ChromeExtensionBluetoothChooser::AddDevice(
+    const std::string& device_id,
+    const base::string16& device_name) {
+  bluetooth_chooser_controller_->AddDevice(device_id, device_name);
+}
+
+void ChromeExtensionBluetoothChooser::RemoveDevice(
+    const std::string& device_id) {
+  bluetooth_chooser_controller_->RemoveDevice(device_id);
+}