Ongoing renaming of type classes:

runtime/lib/regexp.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/bootstrap_natives.h"
 
 #include "vm/assert.h"
 #include "vm/exceptions.h"
 #include "vm/native_entry.h"
 #include "vm/object.h"
 
 #include "lib/regexp_jsc.h"
 
 namespace dart {
 
 static void CheckAndThrowExceptionIfNull(const Instance& obj) {
   if (obj.IsNull()) {
     GrowableArray<const Object*> args;
     Exceptions::ThrowByType(Exceptions::kNullPointer, args);
   }
 }
 
 
 DEFINE_NATIVE_ENTRY(JSSyntaxRegExp_factory, 4) {
-  ASSERT(TypeArguments::CheckedHandle(arguments->At(0)).IsNull());
+  ASSERT(AbstractTypeArguments::CheckedHandle(arguments->At(0)).IsNull());
   const String& pattern = String::CheckedHandle(arguments->At(1));
   CheckAndThrowExceptionIfNull(pattern);
   const Instance& handle_multi_line = Instance::CheckedHandle(arguments->At(2));
   const Instance& handle_ignore_case =
       Instance::CheckedHandle(arguments->At(3));
   bool ignore_case = handle_ignore_case.raw() == Bool::True();
   bool multi_line = handle_multi_line.raw() == Bool::True();
   const JSRegExp& new_regex = JSRegExp::Handle(
       Jscre::Compile(pattern, multi_line, ignore_case));
   arguments->SetReturn(new_regex);
@@ skipping 47 matching lines @@
   ASSERT(!regexp.IsNull());
   const String& str = String::CheckedHandle(arguments->At(1));
   CheckAndThrowExceptionIfNull(str);
   const Smi& start_index = Smi::CheckedHandle(arguments->At(2));
   const Array& result =
       Array::Handle(Jscre::Execute(regexp, str, start_index.Value()));
   arguments->SetReturn(result);
 }
 
 }  // namespace dart