Update Xcode project

src/log.cc

 // Copyright 2006-2008 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 328 matching lines @@
                                 unsigned start,
                                 unsigned end) {
 #ifdef ENABLE_LOGGING_AND_PROFILING
   if (logfile_ == NULL || !FLAG_prof) return;
   ScopedLock sl(mutex_);
   fprintf(logfile_, "shared-library,\"%ls\",0x%08x,0x%08x\n", library_path,
           start, end);
 #endif
 }
 
+
+#ifdef ENABLE_LOGGING_AND_PROFILING
 void Logger::LogRegExpSource(Handle<JSValue> regexp) {
   // Prints "/" + re.source + "/" +
   //      (re.global?"g":"") + (re.ignorecase?"i":"") + (re.multiline?"m":"")
 
   Handle<Object> source = GetProperty(regexp, "source");
   if (!source->IsString()) {
     fprintf(logfile_, "no source");
     return;
   }
   Handle<String> source_string = Handle<String>::cast(source);
@@ skipping 21 matching lines @@
   Handle<Object> ignorecase = GetProperty(regexp, "ignoreCase");
   if (ignorecase->IsTrue()) {
     fprintf(logfile_, "i");
   }
   // multiline flag
   Handle<Object> multiline = GetProperty(regexp, "multiline");
   if (multiline->IsTrue()) {
     fprintf(logfile_, "m");
   }
 }
+#endif  // ENABLE_LOGGING_AND_PROFILING
 
 
 void Logger::RegExpCompileEvent(Handle<JSValue> regexp) {
 #ifdef ENABLE_LOGGING_AND_PROFILING
   if (logfile_ == NULL || !FLAG_log_regexp) return;
   ScopedLock sl(mutex_);
 
   fprintf(logfile_, "regexp-compile,");
   LogRegExpSource(regexp);
   fprintf(logfile_, "\n");
@@ skipping 388 matching lines @@
   if (FLAG_log_state_changes) {
     LOG(StringEvent("Leaving", StateToString(state_)));
     if (previous_) {
       LOG(StringEvent("To", StateToString(previous_->state_)));
     }
   }
 }
 #endif
 
 } }  // namespace v8::internal