[runtime] Fix ES6 9.2.1 [[Call]] when encountering a classConstructor.

src/globals.h

Index: src/globals.h
diff --git a/src/globals.h b/src/globals.h
index 0e30a9468890cbca262bb992a4e5fddf2bba0fa2..0ce365ba1efc3b1eb9bbce73b606b39bf1ee7de3 100644
--- a/src/globals.h
+++ b/src/globals.h
@@ -935,6 +935,8 @@ enum FunctionKind {
   kInObjectLiteral = 1 << 7,
   kDefaultBaseConstructor = kDefaultConstructor | kBaseConstructor,
   kDefaultSubclassConstructor = kDefaultConstructor | kSubclassConstructor,
+  kClassConstructor =
+      kBaseConstructor | kSubclassConstructor | kDefaultConstructor,
   kConciseMethodInObjectLiteral = kConciseMethod | kInObjectLiteral,
   kConciseGeneratorMethodInObjectLiteral =
       kConciseGeneratorMethod | kInObjectLiteral,
@@ -1003,9 +1005,7 @@ inline bool IsSubclassConstructor(FunctionKind kind) {
 
 inline bool IsClassConstructor(FunctionKind kind) {
   DCHECK(IsValidFunctionKind(kind));
-  return kind &
-         (FunctionKind::kBaseConstructor | FunctionKind::kSubclassConstructor |
-          FunctionKind::kDefaultConstructor);
+  return kind & FunctionKind::kClassConstructor;
 }