Bluetooth extension api fixes for WebUI

extensions/browser/api/bluetooth/bluetooth_extension_function.h

 // Copyright (c) 2012 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 EXTENSIONS_BROWSER_API_BLUETOOTH_BLUETOOTH_EXTENSION_FUNCTION_H_
 #define EXTENSIONS_BROWSER_API_BLUETOOTH_BLUETOOTH_EXTENSION_FUNCTION_H_
 
 #include "base/memory/ref_counted.h"
 #include "base/memory/weak_ptr.h"
 #include "extensions/browser/extension_function.h"
@@ skipping 13 matching lines @@
 class BluetoothExtensionFunction : public AsyncExtensionFunction {
  public:
   BluetoothExtensionFunction();
 
  protected:
   ~BluetoothExtensionFunction() override;
 
   // ExtensionFunction:
   bool RunAsync() override;
 
+  // Use instead of extension_id() so that this can be run from WebUI.
+  std::string GetExtensionId();
+
  private:
   void RunOnAdapterReady(scoped_refptr<device::BluetoothAdapter> adapter);
 
   // Implemented by individual bluetooth extension functions, called
   // automatically on the UI thread once |adapter| has been initialized.
   virtual bool DoWork(scoped_refptr<device::BluetoothAdapter> adapter) = 0;
 
   DISALLOW_COPY_AND_ASSIGN(BluetoothExtensionFunction);
 };
 
 }  // namespace api
 }  // namespace extensions
 
 #endif  // EXTENSIONS_BROWSER_API_BLUETOOTH_BLUETOOTH_EXTENSION_FUNCTION_H_