Add multiple selection support to chooser on desktops

chrome/browser/ui/bluetooth/bluetooth_chooser_controller_unittest.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 <string>
 
 #include "base/bind.h"
 #include "base/macros.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/ui/bluetooth/bluetooth_chooser_controller.h"
@@ skipping 333 matching lines @@
 
 TEST_F(BluetoothChooserControllerWithDevicesAddedTest, RefreshOptions) {
   bluetooth_chooser_controller_.RefreshOptions();
   EXPECT_EQ(0u, bluetooth_chooser_controller_.NumOptions());
   EXPECT_EQ(content::BluetoothChooser::Event::RESCAN, last_event_);
   EXPECT_EQ(std::string(), last_device_id_);
 }
 
 TEST_F(BluetoothChooserControllerWithDevicesAddedTest,
        SelectingOneDeviceShouldCallEventHandler) {
-  bluetooth_chooser_controller_.Select(0);
+  std::vector<size_t> indices;
+  indices.push_back(0);

[Reilly Grant (use Gerrit), 2016/11/22 20:55:27]

std::vector<size_t> indices{1};

[juncai, 2016/11/22 23:12:06]

Done.

+  bluetooth_chooser_controller_.Select(indices);
   EXPECT_EQ(content::BluetoothChooser::Event::SELECTED, last_event_);
   EXPECT_EQ("id_a", last_device_id_);
 }
 
 TEST_F(BluetoothChooserControllerWithDevicesAddedTest,
        CancelShouldCallEventHandler) {
   bluetooth_chooser_controller_.Cancel();
   EXPECT_EQ(content::BluetoothChooser::Event::CANCELLED, last_event_);
   EXPECT_EQ(std::string(), last_device_id_);
 }
 
 TEST_F(BluetoothChooserControllerWithDevicesAddedTest,
        CloseShouldCallEventHandler) {
   bluetooth_chooser_controller_.Close();
   EXPECT_EQ(content::BluetoothChooser::Event::CANCELLED, last_event_);
   EXPECT_EQ(std::string(), last_device_id_);
 }