Issue 932. Checks for various named arguments cases.

compiler/java/com/google/dart/compiler/type/DynamicTypeImplementation.java

Index: compiler/java/com/google/dart/compiler/type/DynamicTypeImplementation.java
diff --git a/compiler/java/com/google/dart/compiler/type/DynamicTypeImplementation.java b/compiler/java/com/google/dart/compiler/type/DynamicTypeImplementation.java
index d16189d5e0b6ad3be76019822987a431b5733f45..ff6cd5db3498a44fe7b7fe8f5c2b4db4ebd77df8 100644
--- a/compiler/java/com/google/dart/compiler/type/DynamicTypeImplementation.java
+++ b/compiler/java/com/google/dart/compiler/type/DynamicTypeImplementation.java
@@ -18,8 +18,8 @@ import java.util.Map;
 class DynamicTypeImplementation extends AbstractType implements DynamicType {
 
   @Override
-  public DynamicTypeImplementation subst(List<? extends Type> arguments,
-                                         List<? extends Type> parameters) {
+  public DynamicTypeImplementation subst(List<Type> arguments,
+                                         List<Type> parameters) {
     return this;
   }
 
@@ -49,7 +49,7 @@ class DynamicTypeImplementation extends AbstractType implements DynamicType {
   }
 
   @Override
-  public List<? extends Type> getArguments() {
+  public List<Type> getArguments() {
     return Collections.<Type>emptyList();
   }
 
@@ -79,8 +79,8 @@ class DynamicTypeImplementation extends AbstractType implements DynamicType {
   }
 
   @Override
-  public List<? extends Type> getParameterTypes() {
-    return Collections.<Type>emptyList();
+  public List<Type> getParameterTypes() {
+    return Collections.emptyList();
   }
 
   @Override