Add help link when Bluetooth adapter is off for WebBluetooth chooser

chrome/browser/chooser_controller/mock_chooser_controller.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_CHOOSER_CONTROLLER_MOCK_CHOOSER_CONTROLLER_H_
 #define CHROME_BROWSER_CHOOSER_CONTROLLER_MOCK_CHOOSER_CONTROLLER_H_
 
 #include <vector>
 
 #include "base/macros.h"
@@ skipping 20 matching lines @@
   int GetSignalStrengthLevel(size_t index) const override;
   base::string16 GetOption(size_t index) const override;
   bool IsConnected(size_t index) const override;
   bool IsPaired(size_t index) const override;
   base::string16 GetStatus() const override;
   MOCK_METHOD0(RefreshOptions, void());
   MOCK_METHOD1(Select, void(size_t index));
   MOCK_METHOD0(Cancel, void());
   MOCK_METHOD0(Close, void());
   MOCK_CONST_METHOD0(OpenHelpCenterUrl, void());
+  MOCK_CONST_METHOD0(OpenAdapterOffHelpUrl, void());
 
   void OnAdapterPresenceChanged(
       content::BluetoothChooser::AdapterPresence presence);
   void OnDiscoveryStateChanged(content::BluetoothChooser::DiscoveryState state);
 
   void OptionAdded(const base::string16& option_name,
                    int signal_strength_level,
                    int connected_paired_status);
   void OptionRemoved(const base::string16& option_name);
   void OptionUpdated(const base::string16& previous_option_name,
@@ skipping 12 matching lines @@
   void ClearAllOptions();
 
   struct OptionInfo {
     base::string16 name;
     int signal_strength_level;
     // This value is the '|' of ConnectedPairedStatus values.
     int connected_paired_status;
   };
 
   std::vector<OptionInfo> options_;
-  base::string16 no_options_text_;
   base::string16 status_text_;
 
   DISALLOW_COPY_AND_ASSIGN(MockChooserController);
 };
 
 #endif  // CHROME_BROWSER_CHOOSER_CONTROLLER_MOCK_CHOOSER_CONTROLLER_H_