Fix Windows build

Author: tonsky

patches/GrD3DUtil.patch

@@ -0,0 +1,12 @@
+diff --git a/src/gpu/ganesh/d3d/GrD3DUtil.h b/src/gpu/ganesh/d3d/GrD3DUtil.h
+index a58f6d0480..bc91283829 100644
+--- a/src/gpu/ganesh/d3d/GrD3DUtil.h
++++ b/src/gpu/ganesh/d3d/GrD3DUtil.h
+@@ -8,6 +8,7 @@
+ #ifndef GrD3DUtil_DEFINED
+ #define GrD3DUtil_DEFINED
+ 
++#include <string>
+ #include "include/core/SkImage.h"
+ #include "include/gpu/GrTypes.h"
+ #include "include/gpu/d3d/GrD3DTypes.h"