Shape detection service: Add QR detection in Mac

services/shape_detection/barcode_detection_impl_mac.h

Index: services/shape_detection/barcode_detection_impl_mac.h
diff --git a/services/shape_detection/face_detection_impl_mac.h b/services/shape_detection/barcode_detection_impl_mac.h
similarity index 46%
copy from services/shape_detection/face_detection_impl_mac.h
copy to services/shape_detection/barcode_detection_impl_mac.h
index a67118ecf5b50e2d7c3fcd283402c51af6c1b313..3e854e50575fb474a7c2732971249b84b3477367 100644
--- a/services/shape_detection/face_detection_impl_mac.h
+++ b/services/shape_detection/barcode_detection_impl_mac.h
@@ -2,34 +2,34 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef SERVICES_SHAPE_DETECTION_FACE_DETECTION_IMPL_MAC_H_
-#define SERVICES_SHAPE_DETECTION_FACE_DETECTION_IMPL_MAC_H_
+#ifndef SERVICES_SHAPE_DETECTION_BARCODE_DETECTION_IMPL_MAC_H_
+#define SERVICES_SHAPE_DETECTION_BARCODE_DETECTION_IMPL_MAC_H_
 
 #import <QuartzCore/QuartzCore.h>
 
 #include "base/mac/scoped_nsobject.h"
-#include "services/shape_detection/public/interfaces/facedetection.mojom.h"
+#include "services/shape_detection/public/interfaces/barcodedetection.mojom.h"
 
 namespace shape_detection {
 
-class FaceDetectionImplMac : public shape_detection::mojom::FaceDetection {
+class BarcodeDetectionImplMac
+    : public shape_detection::mojom::BarcodeDetection {
  public:
-  FaceDetectionImplMac(shape_detection::mojom::FaceDetectorOptionsPtr options);
-  ~FaceDetectionImplMac() override;
+  BarcodeDetectionImplMac();
+  ~BarcodeDetectionImplMac() override;
 
   void Detect(mojo::ScopedSharedBufferHandle frame_data,
               uint32_t width,
               uint32_t height,
-              const shape_detection::mojom::FaceDetection::DetectCallback&
+              const shape_detection::mojom::BarcodeDetection::DetectCallback&
                   callback) override;
 
  private:
-  base::scoped_nsobject<CIContext> context_;
   base::scoped_nsobject<CIDetector> detector_;
 
-  DISALLOW_COPY_AND_ASSIGN(FaceDetectionImplMac);
+  DISALLOW_COPY_AND_ASSIGN(BarcodeDetectionImplMac);
 };
 
 }  // namespace shape_detection
 
-#endif  // SERVICES_SHAPE_DETECTION_FACE_DETECTION_IMPL_MAC_H_
+#endif  // SERVICES_SHAPE_DETECTION_BARCODE_DETECTION_IMPL_MAC_H_