Pass the frame instead of the WebContents through RunBluetoothChooser.

content/shell/browser/shell.h

 // Copyright 2013 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 CONTENT_SHELL_BROWSER_SHELL_H_
 #define CONTENT_SHELL_BROWSER_SHELL_H_
 
 #include <stdint.h>
 
 #include <vector>
 
@@ skipping 118 matching lines @@
      const WebContents* web_contents) const override;
   void RequestToLockMouse(WebContents* web_contents,
                           bool user_gesture,
                           bool last_unlocked_by_target) override;
   void CloseContents(WebContents* source) override;
   bool CanOverscrollContent() const override;
   void DidNavigateMainFramePostCommit(WebContents* web_contents) override;
   JavaScriptDialogManager* GetJavaScriptDialogManager(
       WebContents* source) override;
   scoped_ptr<BluetoothChooser> RunBluetoothChooser(
-      WebContents* web_contents,
+      RenderFrameHost* frame,
       const BluetoothChooser::EventHandler& event_handler,
       const url::Origin& origin) override;
 #if defined(OS_MACOSX)
   void HandleKeyboardEvent(WebContents* source,
                            const NativeWebKeyboardEvent& event) override;
 #endif
   bool AddMessageToConsole(WebContents* source,
                            int32_t level,
                            const base::string16& message,
                            int32_t line_no,
@@ skipping 106 matching lines @@
   static base::Callback<void(Shell*)> shell_created_callback_;
 
   // True if the destructur of Shell should post a quit closure on the current
   // message loop if the destructed Shell object was the last one.
   static bool quit_message_loop_;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_SHELL_BROWSER_SHELL_H_