ShapeDetection: Add FaceDetectorOptions for fastMode and maxDetectedFaces

third_party/WebKit/LayoutTests/fast/shapedetection/shapedetection-creation.html

Index: third_party/WebKit/LayoutTests/fast/shapedetection/shapedetection-creation.html
diff --git a/third_party/WebKit/LayoutTests/fast/shapedetection/shapedetection-creation.html b/third_party/WebKit/LayoutTests/fast/shapedetection/shapedetection-creation.html
index fcf6d531874b7faceee24275c205ff5dfc23d288..3569b4fb7e7827fa550bc02003abcdbc09454925 100644
--- a/third_party/WebKit/LayoutTests/fast/shapedetection/shapedetection-creation.html
+++ b/third_party/WebKit/LayoutTests/fast/shapedetection/shapedetection-creation.html
@@ -13,7 +13,20 @@ test(function() {
 test(function() {
   var faceDetector = new FaceDetector();
   assert_true(faceDetector instanceof FaceDetector);
-}, 'FaceDetector instance can be created.');
+}, 'FaceDetector instance can be created with no argument.');
+
+// This test verifies that FaceDetector can be created with |maxDetectedFaces|
+// argument
+test(function() {
+  var faceDetector = new FaceDetector({maxDetectedFaces: 5});
+  assert_true(faceDetector instanceof FaceDetector);
+}, 'FaceDetector instance can be created with maxDetectedFaces.');
+
+// This test verifies that FaceDetector can be created with |fastMode| argument
+test(function() {
+  var faceDetector = new FaceDetector({fastMode: true});
+  assert_true(faceDetector instanceof FaceDetector);
+}, 'FaceDetector instance can be created with fastMode.');
 
 // This test verifies that DetectedBarcode can be created
 test(function() {