Change resolving of instance methods to check early for name mismatch.

runtime/vm/resolver.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_RESOLVER_H_
 #define VM_RESOLVER_H_
 
 #include "vm/allocation.h"
 
 namespace dart {
 
 // Forward declarations.
 class Array;
 class Class;
 class Instance;
 class Library;
 class RawFunction;
 class String;
+class ArgumentsDescriptor;
 
 
 // Resolver abstracts functionality needed to resolve dart functions at
 // invocations.
 class Resolver : public AllStatic {
  public:
   // Resolve specified dart instance function.
   static RawFunction* ResolveDynamic(const Instance& receiver,
                                      const String& function_name,
-                                     int num_arguments,
-                                     int num_named_arguments);
+                                     const ArgumentsDescriptor& args_desc);
 
   static RawFunction* ResolveDynamicForReceiverClass(
       const Class& receiver_class,
       const String& function_name,
-      int num_arguments,
-      int num_named_arguments);
+      const ArgumentsDescriptor& args_desc);
 
   static RawFunction* ResolveDynamicAnyArgs(
       const Class& receiver_class,
       const String& function_name);
 
   enum StaticResolveType {
     kIsQualified,
     kNotQualified
   };
 
   // Resolve specified dart static function. If library.IsNull, use
   // either application library or core library if no application library
   // exists. Passing negative num_arguments means that the function
   // will be resolved by name only.
   // Otherwise null is returned if the number or names of arguments are not
   // valid for the resolved function.
   static RawFunction* ResolveStatic(const Library& library,
                                     const String& cls_name,
                                     const String& function_name,
-                                    int num_arguments,
+                                    intptr_t num_arguments,
                                     const Array& argument_names,
                                     StaticResolveType resolve_type);
 
   // Resolve specified dart static function.
   static RawFunction* ResolveStaticByName(const Class&  cls,
                                           const String& function_name,
                                           StaticResolveType resolve_type);
 
   // Resolve specified dart static function with specified arity.
   static RawFunction* ResolveStatic(const Class&  cls,
                                     const String& function_name,
-                                    int num_arguments,
+                                    intptr_t num_arguments,
                                     const Array& argument_names,
                                     StaticResolveType resolve_type);
 };
 
 }  // namespace dart
 
 #endif  // VM_RESOLVER_H_