[es6] Perform the IsConstructor test in GetSuperConstructor.

src/compiler/bytecode-graph-builder.cc

 // Copyright 2015 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/compiler/bytecode-graph-builder.h"
 
 #include "src/ast/ast.h"
 #include "src/ast/scopes.h"
 #include "src/compilation-info.h"
 #include "src/compiler/compiler-source-position-table.h"
@@ skipping 1592 matching lines @@
 }
 
 void BytecodeGraphBuilder::VisitDeletePropertyStrict() {
   BuildDelete(LanguageMode::STRICT);
 }
 
 void BytecodeGraphBuilder::VisitDeletePropertySloppy() {
   BuildDelete(LanguageMode::SLOPPY);
 }
 
+void BytecodeGraphBuilder::VisitGetSuperConstructor() {
+  Node* node = NewNode(javascript()->GetSuperConstructor(),
+                       environment()->LookupAccumulator());
+  environment()->BindRegister(bytecode_iterator().GetRegisterOperand(0), node,
+                              Environment::kAttachFrameState);
+}
+
 void BytecodeGraphBuilder::BuildCompareOp(const Operator* js_op) {
   PrepareEagerCheckpoint();
   Node* left =
       environment()->LookupRegister(bytecode_iterator().GetRegisterOperand(0));
   Node* right = environment()->LookupAccumulator();
   Node* node = NewNode(js_op, left, right);
   environment()->BindAccumulator(node, Environment::kAttachFrameState);
 }
 
 void BytecodeGraphBuilder::VisitTestEqual() {
@@ skipping 598 matching lines @@
         it->source_position().ScriptOffset(), start_position_.InliningId()));
     it->Advance();
   } else {
     DCHECK_GT(it->code_offset(), offset);
   }
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8