Introduce IsUndefined(Isolate*) and IsTheHole(Isolate*)

src/log-utils.cc

 // Copyright 2009 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/log-utils.h"
 
 #include "src/assert-scope.h"
 #include "src/base/platform/platform.h"
 #include "src/objects-inl.h"
 #include "src/string-stream.h"
@@ skipping 153 matching lines @@
   }
 }
 
 void Log::MessageBuilder::AppendAddress(Address addr) {
   Append("%p", static_cast<void*>(addr));
 }
 
 void Log::MessageBuilder::AppendSymbolName(Symbol* symbol) {
   DCHECK(symbol);
   Append("symbol(");
-  if (!symbol->name()->IsUndefined()) {
+  if (!symbol->name()->IsUndefined(symbol->GetIsolate())) {
     Append("\"");
     AppendDetailed(String::cast(symbol->name()), false);
     Append("\" ");
   }
   Append("hash %x)", symbol->Hash());
 }
 
 
 void Log::MessageBuilder::AppendDetailed(String* str, bool show_impl_info) {
   if (str == NULL) return;
@@ skipping 51 matching lines @@
   const int written = log_->WriteToFile(log_->message_buffer_, pos_);
   if (written != pos_) {
     log_->stop();
     log_->logger_->LogFailure();
   }
 }
 
 
 }  // namespace internal
 }  // namespace v8