Add code creation logging for construct stubs.

src/stub-cache.cc

 // Copyright 2006-2009 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 1081 matching lines @@
   Code::Flags flags = Code::ComputeMonomorphicFlags(Code::CALL_IC,
                                                     type,
                                                     in_loop_,
                                                     argc);
   return GetCodeWithFlags(flags, name);
 }
 
 
 Object* ConstructStubCompiler::GetCode() {
   Code::Flags flags = Code::ComputeFlags(Code::STUB);
-  return GetCodeWithFlags(flags, "ConstructStub");
+  Object* result = GetCodeWithFlags(flags, "ConstructStub");
+  if (!result->IsFailure()) {
+    Code* code = Code::cast(result);
+    USE(code);
+    LOG(CodeCreateEvent(Logger::STUB_TAG, code, "ConstructStub"));
+  }
+  return result;
 }
 
 
-
 } }  // namespace v8::internal