| // Copyright 2015 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 NavigatorUSB_h |
| #define NavigatorUSB_h |
| |
| #include "platform/Supplementable.h" |
| #include "platform/heap/Handle.h" |
| |
| namespace blink { |
| |
| class Navigator; |
| class USB; |
| |
| class NavigatorUSB final |
| : public GarbageCollected<NavigatorUSB> |
| , public Supplement<Navigator> { |
| USING_GARBAGE_COLLECTED_MIXIN(NavigatorUSB); |
| public: |
| // Gets, or creates, NavigatorUSB supplement on Navigator. |
| // See platform/Supplementable.h |
| static NavigatorUSB& from(Navigator&); |
| |
| static USB* usb(Navigator&); |
| USB* usb(); |
| |
| DECLARE_TRACE(); |
| |
| private: |
| explicit NavigatorUSB(Navigator&); |
| static const char* supplementName(); |
| |
| Member<USB> m_usb; |
| }; |
| |
| } // namespace blink |
| |
| #endif // NavigatorUSB_h |