shapedetection module: Introduce basic structure for face detection

third_party/WebKit/Source/modules/shapedetection/FaceDetector.cpp

+// 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.
+
+#include "modules/shapedetection/FaceDetector.h"
+
+namespace blink {
+
+FaceDetector* FaceDetector::create()
+{
+    return new FaceDetector();
+}
+
+ScriptPromise FaceDetector::detect(ScriptState* scriptState, const HTMLImageElement* image)
+{
+    ScriptPromiseResolver* resolver = ScriptPromiseResolver::create(scriptState);
+    ScriptPromise promise = resolver->promise();
+    return promise;

[mcasas, 2016/09/21 23:25:48]

I suggest instead of l.17-18:

    resolver->reject(DOMException::create(NotSupportedError, "Not
implemented"));
    return promisel

for the time being.

[xianglu, 2016/09/22 22:48:40]

Done.

+}
+
+// void FaceDetector::onDetect(ScriptPromiseResolver* resolver,
+//   HeapVector<Member<DetectedObject>> detectedList)
+// {
+// }
+
+} // namespace blink