Support correct factory syntax in the VM as decribed in the spec.

runtime/vm/parser.h

 // Copyright (c) 2011, 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 181 matching lines @@
 
   // Support for parsing libraries.
   Dart_Handle CallLibraryTagHandler(Dart_LibraryTag tag,
                                     intptr_t token_pos,
                                     const String& url);
   void ParseLibraryDefinition();
   void ParseLibraryName();
   void ParseLibraryImport();
   void ParseLibraryInclude();
 
-  bool ResolveTypeFromClass(intptr_t type_pos, const Class& cls, Type* type);
+  void TryResolveTypeFromClass(intptr_t type_pos, const Class& cls, Type* type);
   enum TypeResolution {
     kDoNotResolve,  // Type resolution is postponed.
     kCanResolve,  // Type resolution is optional.
     kMustResolve  // Type resolution is required.
   };
   RawType* ParseType(TypeResolution type_resolution);
   void ParseTypeParameters(const Class& cls);
   RawTypeArguments* ParseTypeArguments(TypeResolution type_resolution);
   RawType* ParseInterface();
   void ParseQualIdent(QualIdent* qual_ident);
@@ skipping 148 matching lines @@
                                      intptr_t ident_pos);
   AstNode* ParseStaticFieldAccess(const Class& cls,
                                   const String& field_name,
                                   intptr_t ident_pos);
 
   RawClass*  LookupClass(const String& class_name);
   RawObject* LookupTypeClass(const QualIdent& type_name,
                              TypeResolution type_resolution);
   LocalVariable* LookupLocalScope(const String& ident);
   void CheckInstanceFieldAccess(intptr_t field_pos, const String& field_name);
-  void CheckTypeParameterReference(intptr_t type_parameter_pos,
-                                   const String& type_parameter_name);
+  RawClass* TypeParametersScopeClass();
   bool ResolveIdentInLocalScope(intptr_t ident_pos,
                                 const String &ident,
                                 AstNode** node);
   static const bool kResolveLocally = true;
   static const bool kResolveIncludingImports = false;
   AstNode* ResolveIdentInLibraryScope(const Library& lib,
                                       const QualIdent& qual_ident,
                                       bool resolve_locally);
   AstNode* ResolveVarOrField(intptr_t ident_pos, const String &ident);
   AstNode* OptimizeBinaryOpNode(intptr_t op_pos,
@@ skipping 60 matching lines @@
   TryBlocks* try_blocks_list_;
 
   char error_msg_[kErrorBuflen];
 
   DISALLOW_COPY_AND_ASSIGN(Parser);
 };
 
 }  // namespace dart
 
 #endif  // VM_PARSER_H_