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

runtime/vm/object.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_OBJECT_H_
 #define VM_OBJECT_H_
 
 #include "include/dart_api.h"
 #include "platform/assert.h"
 #include "platform/utils.h"
 #include "vm/json_stream.h"
 #include "vm/bitmap.h"
 #include "vm/dart.h"
 #include "vm/globals.h"
 #include "vm/handles.h"
 #include "vm/heap.h"
 #include "vm/isolate.h"
 #include "vm/os.h"
 #include "vm/raw_object.h"
 #include "vm/scanner.h"
 
 namespace dart {
 
 // Forward declarations.
 #define DEFINE_FORWARD_DECLARATION(clazz)                                      \
   class clazz;
 CLASS_LIST(DEFINE_FORWARD_DECLARATION)
 #undef DEFINE_FORWARD_DECLARATION
 class Api;
+class ArgumentsDescriptor;
 class Assembler;
 class Closure;
 class Code;
 class DeoptInstr;
 class FinalizablePersistentHandle;
 class LocalScope;
 class ReusableHandleScope;
 class Symbols;
 
 #if defined(DEBUG)
@@ skipping 1589 matching lines @@
 
   bool is_intrinsic() const {
     return IntrinsicBit::decode(raw_ptr()->kind_tag_);
   }
   void set_is_intrinsic(bool value) const;
 
   bool HasOptimizedCode() const;
 
   // Returns true if the argument counts are valid for calling this function.
   // Otherwise, it returns false and the reason (if error_message is not NULL).
-  bool AreValidArgumentCounts(int num_arguments,
-                              int num_named_arguments,
+  bool AreValidArgumentCounts(intptr_t num_arguments,
+                              intptr_t num_named_arguments,
                               String* error_message) const;
 
   // Returns true if the total argument count and the names of optional
   // arguments are valid for calling this function.
   // Otherwise, it returns false and the reason (if error_message is not NULL).
-  bool AreValidArguments(int num_arguments,
+  bool AreValidArguments(intptr_t num_arguments,
                          const Array& argument_names,
                          String* error_message) const;
+  bool AreValidArguments(const ArgumentsDescriptor& args_desc,
+                         String* error_message) const;
 
   // Fully qualified name uniquely identifying the function under gdb and during
   // ast printing. The special ':' character, if present, is replaced by '_'.
   const char* ToFullyQualifiedCString() const;
 
   // Returns true if this function has parameters that are compatible with the
   // parameters of the other function in order for this function to override the
   // other function. Parameter types are ignored.
   bool HasCompatibleParametersWith(const Function& other) const;
 
@@ skipping 4343 matching lines @@
 
 
 RawObject* MegamorphicCache::GetTargetFunction(const Array& array,
                                                intptr_t index) {
   return array.At((index * kEntryLength) + kTargetFunctionIndex);
 }
 
 }  // namespace dart
 
 #endif  // VM_OBJECT_H_