Speed up creation of Objects whose prototype has dictionary elements

src/compiler/ast-graph-builder.cc

 // Copyright 2014 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/ast-graph-builder.h"
 
 #include "src/compiler.h"
 #include "src/compiler/control-builders.h"
 #include "src/compiler/machine-operator.h"
 #include "src/compiler/node-properties.h"
@@ skipping 924 matching lines @@
         }
         break;
       }
       case ObjectLiteral::Property::PROTOTYPE: {
         environment()->Push(literal);  // Duplicate receiver.
         VisitForValue(property->value());
         Node* value = environment()->Pop();
         Node* receiver = environment()->Pop();
         if (property->emit_store()) {
           const Operator* op =
-              javascript()->CallRuntime(Runtime::kSetPrototype, 2);
+              javascript()->CallRuntime(Runtime::kInternalSetPrototype, 2);
           NewNode(op, receiver, value);
         }
         break;
       }
       case ObjectLiteral::Property::GETTER:
         accessor_table.lookup(key)->second->getter = property->value();
         break;
       case ObjectLiteral::Property::SETTER:
         accessor_table.lookup(key)->second->setter = property->value();
         break;
@@ skipping 1163 matching lines @@
     DCHECK(NodeProperties::GetFrameStateInput(node)->opcode() ==
            IrOpcode::kDead);
     NodeProperties::ReplaceFrameStateInput(
         node, environment()->Checkpoint(ast_id, combine));
   }
 }
 
 }
 }
 }  // namespace v8::internal::compiler