Check for a passed-in type argument vector in the prolog of generic functions.

runtime/vm/dart_entry.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 RUNTIME_VM_DART_ENTRY_H_
 #define RUNTIME_VM_DART_ENTRY_H_
 
 #include "vm/allocation.h"
 #include "vm/growable_array.h"
 
@@ skipping 75 matching lines @@
     kNameOffset,
     kPositionOffset,
     kNamedEntrySize,
   };
 
   static intptr_t LengthFor(intptr_t num_named_arguments) {
     // Add 1 for the terminating null.
     return kFirstNamedEntryIndex + (kNamedEntrySize * num_named_arguments) + 1;
   }
 
-  static RawArray* NewNonCached(intptr_t num_arguments,
+  static RawArray* NewNonCached(intptr_t type_args_len,
+                                intptr_t num_arguments,
                                 bool canonicalize = true);
 
   // Used by Simulator to parse argument descriptors.
   static intptr_t name_index(intptr_t index) {
     return kFirstNamedEntryIndex + (index * kNamedEntrySize) + kNameOffset;
   }
 
   static intptr_t position_index(intptr_t index) {
     return kFirstNamedEntryIndex + (index * kNamedEntrySize) + kPositionOffset;
   }
@@ skipping 91 matching lines @@
   //
   // Returns null on success, a RawError on failure.
   static RawObject* MapSetAt(const Instance& map,
                              const Instance& key,
                              const Instance& value);
 };
 
 }  // namespace dart
 
 #endif  // RUNTIME_VM_DART_ENTRY_H_