Make assertion scopes thread safe.

src/log-utils.cc

 // Copyright 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 220 matching lines @@
 
 void LogMessageBuilder::Append(const char c) {
   if (pos_ < Log::kMessageBufferSize) {
     log_->message_buffer_[pos_++] = c;
   }
   ASSERT(pos_ <= Log::kMessageBufferSize);
 }
 
 
 void LogMessageBuilder::Append(String* str) {
-  AssertNoAllocation no_heap_allocation;  // Ensure string stay valid.
+  DisallowHeapAllocation no_gc;  // Ensure string stay valid.
   int length = str->length();
   for (int i = 0; i < length; i++) {
     Append(static_cast<char>(str->Get(i)));
   }
 }
 
 
 void LogMessageBuilder::AppendAddress(Address addr) {
   Append("0x%" V8PRIxPTR, addr);
 }
 
 
 void LogMessageBuilder::AppendDetailed(String* str, bool show_impl_info) {
   if (str == NULL) return;
-  AssertNoAllocation no_heap_allocation;  // Ensure string stay valid.
+  DisallowHeapAllocation no_gc;  // Ensure string stay valid.
   int len = str->length();
   if (len > 0x1000)
     len = 0x1000;
   if (show_impl_info) {
     Append(str->IsOneByteRepresentation() ? 'a' : '2');
     if (StringShape(str).IsExternal())
       Append('e');
     if (StringShape(str).IsInternalized())
       Append('#');
     Append(":%i:", str->length());
@@ skipping 35 matching lines @@
   ASSERT(pos_ <= Log::kMessageBufferSize);
   const int written = log_->WriteToFile(log_->message_buffer_, pos_);
   if (written != pos_) {
     log_->stop();
     log_->logger_->LogFailure();
   }
 }
 
 
 } }  // namespace v8::internal