Same Google patent notice with different project origin

```
/*
* Copyright 2015 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
```

The above license notice is detected as `bsd-new` and `google-patent-license-webm` which is not entirely correct.
Since this is from WebRTC project, the patent part should be detected as `google-patent-license-webrtc` instead.