[runtime] First step to sanitize regexp literal creation.

src/code-stubs.cc

 // Copyright 2012 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/code-stubs.h"
 
 #include <sstream>
 
 #include "src/bootstrapper.h"
 #include "src/factory.h"
@@ skipping 676 matching lines @@
 void TypeofStub::InitializeDescriptor(CodeStubDescriptor* descriptor) {}
 
 
 void NumberToStringStub::InitializeDescriptor(CodeStubDescriptor* descriptor) {
   NumberToStringDescriptor call_descriptor(isolate());
   descriptor->Initialize(
       Runtime::FunctionForId(Runtime::kNumberToString)->entry);
 }
 
 
+void FastCloneRegExpStub::InitializeDescriptor(CodeStubDescriptor* descriptor) {
+  FastCloneRegExpDescriptor call_descriptor(isolate());
+  descriptor->Initialize(
+      Runtime::FunctionForId(Runtime::kCreateRegExpLiteral)->entry);
+}
+
+
 void FastCloneShallowArrayStub::InitializeDescriptor(
     CodeStubDescriptor* descriptor) {
   FastCloneShallowArrayDescriptor call_descriptor(isolate());
   descriptor->Initialize(
       Runtime::FunctionForId(Runtime::kCreateArrayLiteralStubBailout)->entry);
 }
 
 
 void FastCloneShallowObjectStub::InitializeDescriptor(
     CodeStubDescriptor* descriptor) {
@@ skipping 347 matching lines @@
   if (type->Is(Type::UntaggedPointer())) {
     return Representation::External();
   }
 
   DCHECK(!type->Is(Type::Untagged()));
   return Representation::Tagged();
 }
 
 }  // namespace internal
 }  // namespace v8