Add RectF and PointF typemaps in blink.

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

Index: third_party/WebKit/Source/modules/shapedetection/TextDetector.cpp
diff --git a/third_party/WebKit/Source/modules/shapedetection/TextDetector.cpp b/third_party/WebKit/Source/modules/shapedetection/TextDetector.cpp
index 1d6ad2742d6e179c8750a2510500e0939bfe1f5e..45e49a035ac9356adf1c8faf8c863772f3f23bc4 100644
--- a/third_party/WebKit/Source/modules/shapedetection/TextDetector.cpp
+++ b/third_party/WebKit/Source/modules/shapedetection/TextDetector.cpp
@@ -51,9 +51,8 @@ void TextDetector::OnDetectText(
   for (const auto& text : text_detection_results) {
     detected_text.push_back(DetectedText::Create(
         text->raw_value,
-        DOMRect::Create(text->bounding_box->x, text->bounding_box->y,
-                        text->bounding_box->width,
-                        text->bounding_box->height)));
+        DOMRect::Create(text->bounding_box.x, text->bounding_box.y,
+                        text->bounding_box.width, text->bounding_box.height)));
   }
 
   resolver->Resolve(detected_text);