Add RectF and PointF typemaps in blink.

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

Index: third_party/WebKit/Source/modules/shapedetection/BarcodeDetector.cpp
diff --git a/third_party/WebKit/Source/modules/shapedetection/BarcodeDetector.cpp b/third_party/WebKit/Source/modules/shapedetection/BarcodeDetector.cpp
index 7f5f3a37049edd5f0ff564ebc2d57930ad1ee9b7..df25107bb1ba44b118a6d033f19ee8428b550c1d 100644
--- a/third_party/WebKit/Source/modules/shapedetection/BarcodeDetector.cpp
+++ b/third_party/WebKit/Source/modules/shapedetection/BarcodeDetector.cpp
@@ -54,15 +54,15 @@ void BarcodeDetector::OnDetectBarcodes(
     HeapVector<Point2D> corner_points;
     for (const auto& corner_point : barcode->corner_points) {
       Point2D point;
-      point.setX(corner_point->x);
-      point.setY(corner_point->y);
+      point.setX(corner_point.x);
+      point.setY(corner_point.y);
       corner_points.push_back(point);
     }
     detected_barcodes.push_back(DetectedBarcode::Create(
         barcode->raw_value,
-        DOMRect::Create(barcode->bounding_box->x, barcode->bounding_box->y,
-                        barcode->bounding_box->width,
-                        barcode->bounding_box->height),
+        DOMRect::Create(barcode->bounding_box.x, barcode->bounding_box.y,
+                        barcode->bounding_box.width,
+                        barcode->bounding_box.height),
         corner_points));
   }