Move the begin token of explicit functions to the start of the function declaration.

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 "lib/invocation_mirror.h"
@@ skipping 269 matching lines @@
   void SkipSelectors();
   void SkipPrimary();
   void SkipCompoundLiteral();
   void SkipNewOperator();
   void SkipActualParameters();
   void SkipMapLiteral();
   void SkipListLiteral();
   void SkipFunctionLiteral();
   void SkipStringLiteral();
   void SkipQualIdent();
+  void SkipFunctionPreamble();
 
   void CheckConstructorCallTypeArguments(
     intptr_t pos,
     Function& constructor,
     const AbstractTypeArguments& type_arguments);
 
   // A null script means no source and a negative token_pos means no position.
   static RawString* FormatMessage(const Script& script,
                                   intptr_t token_pos,
                                   const char* message_header,
@@ skipping 391 matching lines @@
   // Each try in this function gets its own try index.
   intptr_t AllocateTryIndex() { return ++last_used_try_index_; }
   intptr_t last_used_try_index_;
 
   DISALLOW_COPY_AND_ASSIGN(Parser);
 };
 
 }  // namespace dart
 
 #endif  // VM_PARSER_H_