First simple implementation of class literals in TurboFan.

test/cctest/compiler/test-run-jsops.cc

Index: test/cctest/compiler/test-run-jsops.cc
diff --git a/test/cctest/compiler/test-run-jsops.cc b/test/cctest/compiler/test-run-jsops.cc
index eb39760ff7ea945d438827230edee4b20672ebaa..df65afa6c50e80333bff4eac97546450e27a3379 100644
--- a/test/cctest/compiler/test-run-jsops.cc
+++ b/test/cctest/compiler/test-run-jsops.cc
@@ -522,3 +522,24 @@ TEST(RegExpLiteral) {
   T.CheckTrue(T.Val("abc"));
   T.CheckFalse(T.Val("xyz"));
 }
+
+
+TEST(ClassLiteral) {
+  FLAG_harmony_classes = true;
+  FLAG_harmony_sloppy = true;
+  FLAG_harmony_object_literals = true;
+  const char* src =
+      "(function(a,b) {"
+      "  class C {"
+      "    x() { return a; }"
+      "    static y() { return b; }"
+      "    get z() { return 0; }"
+      "    constructor() {}"
+      "  }"
+      "  return new C().x() + C.y();"
+      "})";
+  FunctionTester T(src);
+
+  T.CheckCall(T.Val(65), T.Val(23), T.Val(42));
+  T.CheckCall(T.Val("ab"), T.Val("a"), T.Val("b"));
+}