Substitution handled for most Send nodes.

lib/compiler/implementation/ssa/ssa.dart

Index: lib/compiler/implementation/ssa/ssa.dart
diff --git a/lib/compiler/implementation/ssa/ssa.dart b/lib/compiler/implementation/ssa/ssa.dart
index d8e0b6bedc651ce2e0cfa76bdcbe09f7ab3c51fb..9ddc8de96f1b10d976fd768435e382846af34f79 100644
--- a/lib/compiler/implementation/ssa/ssa.dart
+++ b/lib/compiler/implementation/ssa/ssa.dart
@@ -32,7 +32,7 @@ class RuntimeTypeInformation {
   String asJsString(InterfaceType type) {
     ClassElement element = type.element;
     StringBuffer buffer = new StringBuffer();
-    Link<Type> arguments = type.arguments;
+    Link<Type> arguments = type.typeArguments;
     int index = 0;
     element.typeParameters.forEach((name, _) {
       buffer.add("${name.slowToString()}: '${arguments.head}'");
@@ -46,8 +46,8 @@ class RuntimeTypeInformation {
   bool hasTypeArguments(Type type) {
     if (type is InterfaceType) {
       InterfaceType interfaceType = type;
-      return (!interfaceType.arguments.isEmpty() &&
-              interfaceType.arguments.tail.isEmpty());
+      return (!interfaceType.typeArguments.isEmpty() &&
+              interfaceType.typeArguments.tail.isEmpty());
     }
     return false;
   }