Substitution handled for most Send nodes.

lib/compiler/implementation/ssa/codegen.dart

 // 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.
 
 class SsaCodeGeneratorTask extends CompilerTask {
   final JavaScriptBackend backend;
   SsaCodeGeneratorTask(JavaScriptBackend backend)
       : this.backend = backend,
         super(backend.compiler);
   String get name() => 'SSA code generator';
@@ skipping 2554 matching lines @@
       checkObject(input, '===');
       buffer.add(' && ');
       checkType(input, element);
       endExpression(JSPrecedence.LOGICAL_AND_PRECEDENCE);
     } else {
       checkType(input, element);
     }
     if (compiler.codegenWorld.rti.hasTypeArguments(type)) {
       InterfaceType interfaceType = type;
       ClassElement cls = type.element;
-      Link<Type> arguments = interfaceType.arguments;
+      Link<Type> arguments = interfaceType.typeArguments;
       buffer.add(' && ');
       checkObject(node.typeInfoCall, '===');
       cls.typeParameters.forEach((name, _) {
         buffer.add(' && ');
         beginExpression(JSPrecedence.LOGICAL_AND_PRECEDENCE);
         use(node.typeInfoCall, JSPrecedence.EQUALITY_PRECEDENCE);
         buffer.add(".${name.slowToString()} === '${arguments.head}'");
         endExpression(JSPrecedence.LOGICAL_AND_PRECEDENCE);
       });
     }
@@ skipping 593 matching lines @@
   if (leftType.canBeNull() && rightType.canBeNull()) {
     if (left.isConstantNull() || right.isConstantNull() ||
         (leftType.isPrimitive() && leftType == rightType)) {
       return '==';
     }
     return null;
   } else {
     return '===';
   }
 }