Fix handling of unresolved upper bounds in factory declarations (issue 721).

runtime/vm/parser.cc

 // 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.
 
 #include "vm/parser.h"
 
 #include "vm/bigint_operations.h"
 #include "vm/class_finalizer.h"
 #include "vm/compiler.h"
 #include "vm/compiler_stats.h"
@@ skipping 2328 matching lines @@
           qualifier ^= member.name->raw();
           member.name = ExpectIdentifier("identifier expected");
         }
       }
       const UnresolvedClass& unresolved_factory_class =
           UnresolvedClass::Handle(UnresolvedClass::New(member.name_pos,
                                                        qualifier,
                                                        *(member.name)));
       const Class& signature_class = Class::Handle(
           Class::New(String::Handle(String::NewSymbol(":factory_signature")),
-                     Script::Handle()));
+                     script_));
       signature_class.set_is_finalized();
+      signature_class.set_library(library_);
       unresolved_factory_class.set_factory_signature_class(signature_class);
       // The type arguments of the result type are set during finalization.
       const TypeArguments& args = TypeArguments::Handle();
       member.type = &Type::ZoneHandle(
           Type::NewParameterizedType(unresolved_factory_class, args));
       ParseTypeParameters(signature_class);
     }
     // We must be dealing with a constructor or named constructor.
     member.kind = RawFunction::kConstructor;
     String& ctor_suffix = String::ZoneHandle(String::NewSymbol("."));
@@ skipping 394 matching lines @@
                factory_name.ident->ToCString());
     }
     String& qualifier = String::Handle();
     if (factory_name.qualifier != NULL) {
       qualifier ^= factory_name.qualifier->raw();
     }
     const UnresolvedClass& unresolved_factory_class = UnresolvedClass::Handle(
         UnresolvedClass::New(factory_pos, qualifier, *(factory_name.ident)));
     const Class& signature_class = Class::Handle(
         Class::New(String::Handle(String::NewSymbol(":factory_signature")),
-                   Script::Handle()));
+                   script_));
+    signature_class.set_library(library_);
     signature_class.set_is_finalized();
     ParseTypeParameters(signature_class);
     unresolved_factory_class.set_factory_signature_class(signature_class);
     interface.set_factory_class(unresolved_factory_class);
   }
 
   ExpectToken(Token::kLBRACE);
   ClassDesc members(interface, interface_name, true, interface_pos);
   while (CurrentToken() != Token::kRBRACE) {
     ParseClassMemberDefinition(&members);
@@ skipping 4842 matching lines @@
 }
 
 
 void Parser::SkipNestedExpr() {
   const bool saved_mode = SetAllowFunctionLiterals(true);
   SkipExpr();
   SetAllowFunctionLiterals(saved_mode);
 }
 
 }  // namespace dart