cros: Open play store app for md-settings stylus "Find more apps" link

chrome/browser/ui/webui/settings/chromeos/device_stylus_handler.h

 // Copyright 2017 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_WEBUI_SETTINGS_CHROMEOS_DEVICE_STYLUS_HANDLER_H_
 #define CHROME_BROWSER_UI_WEBUI_SETTINGS_CHROMEOS_DEVICE_STYLUS_HANDLER_H_
 
 #include <set>
 
 #include "base/macros.h"
@@ skipping 30 matching lines @@
  private:
   void UpdateNoteTakingApps();
   void RequestApps(const base::ListValue* unused_args);
   void SetPreferredNoteTakingApp(const base::ListValue* args);
 
   // Called by JS to request a |SendHasStylus| call.
   void HandleInitialize(const base::ListValue* args);
   // Enables or disables the stylus UI section.
   void SendHasStylus();
 
+  // Called by JS to show the Play Store Android app.
+  void ShowPlayStoreApps(const base::ListValue* args);
+
   // IDs of available note-taking apps.
   std::set<std::string> note_taking_app_ids_;
 
   DISALLOW_COPY_AND_ASSIGN(StylusHandler);
 };
 
 }  // namespace settings
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_UI_WEBUI_SETTINGS_CHROMEOS_DEVICE_STYLUS_HANDLER_H_