Support const modifier in fields, variables

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 VM_PARSER_H_
 #define VM_PARSER_H_
 
 #include "include/dart_api.h"
 
 #include "vm/ast.h"
@@ skipping 373 matching lines @@
   // Adds try block to the list of try blocks seen so far.
   void PushTryBlock(Block* try_block);
   // Pops the inner most try block from the list.
   TryBlocks* PopTryBlock();
   // Add specified node to try block list so that it can be patched with
   // inlined finally code if needed.
   void AddNodeForFinallyInlining(AstNode* node);
   // Add the inlined finally block to the specified node.
   void AddFinallyBlockToNode(AstNode* node, InlinedFinallyNode* finally_node);
   AstNode* ParseTryStatement(String* label_name);
-  RawAbstractType* ParseFinalVarOrType(
+  RawAbstractType* ParseConstFinalVarOrType(
       ClassFinalizer::FinalizationKind finalization);
-  AstNode* ParseVariableDeclaration(const AbstractType& type, bool is_const);
+  AstNode* ParseVariableDeclaration(const AbstractType& type,
+                                    bool is_final,
+                                    bool is_const);
   AstNode* ParseVariableDeclarationList();
   AstNode* ParseFunctionStatement(bool is_literal);
   AstNode* ParseStatement();
   SequenceNode* ParseNestedStatement(bool parsing_loop_body,
                                      SourceLabel* label);
   void ParseStatementSequence();
   bool IsIdentifier();
   bool IsFunctionTypeAliasName();
   bool TryParseTypeParameter();
   bool TryParseOptionalType();
@@ skipping 145 matching lines @@
 
   // Allocate temporary only once per function.
   LocalVariable* expression_temp_;
 
   DISALLOW_COPY_AND_ASSIGN(Parser);
 };
 
 }  // namespace dart
 
 #endif  // VM_PARSER_H_