simplify code in SkRecords.h

src/core/SkRecord.h

Index: src/core/SkRecord.h
diff --git a/src/core/SkRecord.h b/src/core/SkRecord.h
index 6893cb02ab80b75eed7c9276d0c9d803bf65ade3..ee10b15784242ce9af1ca6c75b3d13ae658c5139 100644
--- a/src/core/SkRecord.h
+++ b/src/core/SkRecord.h
@@ -134,13 +134,13 @@ private:
     };
 
     template <typename T>
-    SK_WHEN(skstd::is_empty<T>, T*) allocCommand() {
+    SK_WHEN(skstd::is_empty<T>::value, T*) allocCommand() {
         static T singleton = {};
         return &singleton;
     }
 
     template <typename T>
-    SK_WHEN(!skstd::is_empty<T>, T*) allocCommand() { return this->alloc<T>(); }
+    SK_WHEN(!skstd::is_empty<T>::value, T*) allocCommand() { return this->alloc<T>(); }
 
     void grow();