Merge //content/child/permissions into Blink's permissions module.

third_party/WebKit/Source/modules/permissions/PermissionsCallback.h

-// 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 PermissionsCallback_h
-#define PermissionsCallback_h
-
-#include "platform/heap/Handle.h"
-#include "public/platform/WebCallbacks.h"
-#include "public/platform/WebVector.h"
-#include "public/platform/modules/permissions/WebPermissionStatus.h"
-#include "public/platform/modules/permissions/WebPermissionType.h"
-#include "wtf/Noncopyable.h"
-#include "wtf/PassRefPtr.h"
-#include "wtf/RefPtr.h"
-#include <memory>
-
-namespace blink {
-
-class ScriptPromiseResolver;
-
-// PermissionQueryCallback is an implementation of WebPermissionCallbacks
-// that will resolve the underlying promise depending on the result passed to
-// the callback. It takes a WebPermissionType in its constructor and will pass
-// it to the PermissionStatus.
-class PermissionsCallback final
-    : public WebCallbacks<std::unique_ptr<WebVector<WebPermissionStatus>>, void> {
-public:
-    PermissionsCallback(ScriptPromiseResolver*, std::unique_ptr<Vector<WebPermissionType>>, std::unique_ptr<Vector<int>>);
-    ~PermissionsCallback() = default;
-
-    void onSuccess(std::unique_ptr<WebVector<WebPermissionStatus>>) override;
-    void onError() override;
-
-private:
-    Persistent<ScriptPromiseResolver> m_resolver;
-
-    // The permission types which were passed to the client to be requested.
-    std::unique_ptr<Vector<WebPermissionType>> m_internalPermissions;
-
-    // Maps each index in the caller vector to the corresponding index in the
-    // internal vector (i.e. the vector passsed to the client) such that both
-    // indices have the same WebPermissionType.
-    std::unique_ptr<Vector<int>> m_callerIndexToInternalIndex;
-
-    WTF_MAKE_NONCOPYABLE(PermissionsCallback);
-};
-
-} // namespace blink
-
-#endif // PermissionsCallback_h