Blink-layer update to match WebAuthN spec

third_party/WebKit/Source/modules/webauth/ScopedCredential.h

-// Copyright 2016 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 ScopedCredential_h
-#define ScopedCredential_h
-
-#include "core/dom/DOMArrayBuffer.h"
-#include "platform/bindings/ScriptWrappable.h"
-
-namespace blink {
-
-class ScopedCredentialType;
-
-class ScopedCredential final
-    : public GarbageCollectedFinalized<ScopedCredential>,
-      public ScriptWrappable {
-  DEFINE_WRAPPERTYPEINFO();
-
- public:
-  enum class ScopedCredentialType { SCOPEDCRED };
-
-  static ScopedCredential* Create(const ScopedCredentialType type,
-                                  DOMArrayBuffer* id) {
-    return new ScopedCredential(type, id);
-  }
-
-  ScopedCredential(const ScopedCredentialType type, DOMArrayBuffer* id)
-      : type_(type), id_(id) {}
-
-  virtual ~ScopedCredential() {}
-
-  String type() const {
-    DCHECK_EQ(type_, ScopedCredentialType::SCOPEDCRED);
-    return "ScopedCred";
-  }
-
-  DOMArrayBuffer* id() const { return id_.Get(); }
-
-  ScopedCredentialType StringToCredentialType(const String& type) {
-    // There is currently only one type
-    return ScopedCredentialType::SCOPEDCRED;
-  }
-
-  DEFINE_INLINE_TRACE() { visitor->Trace(id_); }
-
- private:
-  const ScopedCredentialType type_;
-  const Member<DOMArrayBuffer> id_;
-};
-
-}  // namespace blink
-
-#endif  // ScopedCredential_h