shapedetection module: Introduce basic structure for face detection

third_party/WebKit/Source/modules/shapedetection/FaceDetector.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 FaceDetector_h
+#define FaceDetector_h
+
+#include "bindings/core/v8/ScriptPromise.h"
+#include "modules/ModulesExport.h"
+#include "modules/shapedetection/Detector.h"
+
+namespace blink {
+
+class MODULES_EXPORT FaceDetector final : public Detector {
+    DEFINE_WRAPPERTYPEINFO();
+
+public:
+    static FaceDetector* create();
+
+    ScriptPromise detect(ScriptState*, const HTMLImageElement*);

[esprehn, 2016/09/28 04:19:14]

fwiw, this isn't really how the web works. You're trying to do virtual functions
here with that inheritance scheme.

+};
+
+} // namespace blink
+
+#endif // FaceDetector_h