Add RectF and PointF typemaps in blink.

third_party/WebKit/Source/platform/mojo/GeometryStructTraits.cpp

Index: third_party/WebKit/Source/platform/mojo/GeometryStructTraits.cpp
diff --git a/third_party/WebKit/Source/platform/mojo/GeometryStructTraits.cpp b/third_party/WebKit/Source/platform/mojo/GeometryStructTraits.cpp
index 4ec1c2a4bcc80d62b9bd7447d05fb1d22d94b8a2..fbc1a81eafdb8bbc25ca6ebea3089ba8d1967653 100644
--- a/third_party/WebKit/Source/platform/mojo/GeometryStructTraits.cpp
+++ b/third_party/WebKit/Source/platform/mojo/GeometryStructTraits.cpp
@@ -6,6 +6,28 @@
 
 namespace mojo {
 
+// static
+bool StructTraits<gfx::mojom::RectFDataView, ::blink::WebFloatRect>::Read(
+    gfx::mojom::RectFDataView data,
+    ::blink::WebFloatRect* out) {
+  if (data.width() < 0 || data.height() < 0)
+    return false;
+  out->x = data.x();
+  out->y = data.y();
+  out->width = data.width();
+  out->height = data.height();
+  return true;
+}
+
+// static
+bool StructTraits<gfx::mojom::PointFDataView, ::blink::WebFloatPoint>::Read(
+    gfx::mojom::PointFDataView data,
+    ::blink::WebFloatPoint* out) {
+  out->x = data.x();
+  out->y = data.y();
+  return true;
+}
+
 // static
 bool StructTraits<gfx::mojom::SizeDataView, ::blink::WebSize>::Read(
     gfx::mojom::SizeDataView data,