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