ShapeDetection: Eliminate DetectorType enum in ShapeDetector.cpp

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

Index: third_party/WebKit/Source/modules/shapedetection/FaceDetector.h
diff --git a/third_party/WebKit/Source/modules/shapedetection/FaceDetector.h b/third_party/WebKit/Source/modules/shapedetection/FaceDetector.h
index 83b6054cc24f7320da13303ce73f9b3fe95b547b..d19521f98f5681b7e1d4b21a8b6c5b8ea0fea7d3 100644
--- a/third_party/WebKit/Source/modules/shapedetection/FaceDetector.h
+++ b/third_party/WebKit/Source/modules/shapedetection/FaceDetector.h
@@ -10,7 +10,9 @@
 #include "bindings/core/v8/ScriptWrappable.h"
 #include "modules/ModulesExport.h"
 #include "modules/canvas2d/CanvasRenderingContext2D.h"
+#include "modules/shapedetection/FaceDetectorOptions.h"
 #include "modules/shapedetection/ShapeDetector.h"
+#include "public/platform/modules/shapedetection/facedetection.mojom-blink.h"
 
 namespace blink {
 
@@ -29,6 +31,16 @@ class MODULES_EXPORT FaceDetector final : public ShapeDetector,
  private:
   FaceDetector(LocalFrame&, const FaceDetectorOptions&);
   ~FaceDetector() override = default;
+
+  void onDetectFaces(ScriptPromiseResolver*,
+                     mojom::blink::FaceDetectionResultPtr);
+  // Error handlers for use if mojo service doesn't connect.
+  void onFaceServiceConnectionError();
+
+  mojom::blink::FaceDetectionPtr m_faceService;
+  mojom::blink::FaceDetectorOptionsPtr m_faceDetectorOptions;
+
+  HeapHashSet<Member<ScriptPromiseResolver>> m_faceServiceRequests;
 };
 
 }  // namespace blink