Fix new space allocation in parser which can be triggered on background compiler

runtime/vm/parser.h

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #ifndef RUNTIME_VM_PARSER_H_
 #define RUNTIME_VM_PARSER_H_
 
 #include "include/dart_api.h"
 
 #include "platform/assert.h"
@@ skipping 931 matching lines @@
   void CacheConstantValue(TokenPosition token_pos, const Instance& value);
   bool GetCachedConstant(TokenPosition token_pos, Instance* value);
 
   Thread* thread() const { return thread_; }
   Isolate* isolate() const { return isolate_; }
   Zone* zone() const { return thread_->zone(); }
 
   Thread* thread_;    // Cached current thread.
   Isolate* isolate_;  // Cached current isolate.
 
+  // It is Heap::kNew for mutator thread and Heap::kOld for other threads (e.g.
+  // background compiler).
+  Heap::Space allocation_space_;
+
   Script& script_;
   TokenStream::Iterator tokens_iterator_;
   Token::Kind token_kind_;  // Cached token kind for current token.
   TokenPosition prev_token_pos_;
   Block* current_block_;
 
   // is_top_level_ is true if parsing the "top level" of a compilation unit,
   // that is class definitions, function type aliases, global functions,
   // global variables.
   bool is_top_level_;
@@ skipping 49 matching lines @@
 
   intptr_t recursion_counter_;
   friend class RecursionChecker;
 
   DISALLOW_COPY_AND_ASSIGN(Parser);
 };
 
 }  // namespace dart
 
 #endif  // RUNTIME_VM_PARSER_H_