Shape Detection: Implement FaceDetection on Mac as out-of-process service

services/shape_detection/face_detection_provider_impl.cc

Index: services/shape_detection/face_detection_provider_impl.cc
diff --git a/services/shape_detection/face_detection_provider_impl.cc b/services/shape_detection/face_detection_provider_impl.cc
new file mode 100644
index 0000000000000000000000000000000000000000..e552ed06f9208de1730fd12c99fb3043ad354013
--- /dev/null
+++ b/services/shape_detection/face_detection_provider_impl.cc
@@ -0,0 +1,15 @@
+// Copyright 2017 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 "services/shape_detection/face_detection_provider_impl.h"
+
+namespace shape_detection {
+
+void FaceDetectionProviderImpl::CreateFaceDetection(
+    shape_detection::mojom::FaceDetectionRequest request,
+    shape_detection::mojom::FaceDetectorOptionsPtr options) {
+  DLOG(ERROR) << "Platform not supported for Face Detection Service.";
+}
+
+}  // namespace shape_detection