Optimizing noSuchMethod invocation with no arguments.

runtime/vm/object.h

Index: runtime/vm/object.h
===================================================================
--- runtime/vm/object.h	(revision 24189)
+++ runtime/vm/object.h	(working copy)
@@ -1395,6 +1395,10 @@
     return kind() == RawFunction::kMethodExtractor;
   }
 
+  bool IsNoSuchMethodDispatcher() const {
+    return kind() == RawFunction::kNoSuchMethodDispatcher;
+  }
+
   // Returns true iff an implicit closure function has been created
   // for this function.
   bool HasImplicitClosureFunction() const {
@@ -1439,6 +1443,7 @@
       case RawFunction::kImplicitGetter:
       case RawFunction::kImplicitSetter:
       case RawFunction::kMethodExtractor:
+      case RawFunction::kNoSuchMethodDispatcher:
         return true;
       case RawFunction::kClosureFunction:
       case RawFunction::kConstructor: