Fix handling of type literals.

sdk/lib/_internal/compiler/implementation/resolved_visitor.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.
 
 part of dart2js;
 
 abstract class ResolvedVisitor<R> extends Visitor<R> {
   final Compiler compiler;
   TreeElements elements;
 
   ResolvedVisitor(this.elements, this.compiler);
 
   R visitSend(Send node) {
     Element element = elements[node];
-    if (node.isSuperCall) {
+    if (elements.isAssert(node)) {
+      return visitAssert(node);
+    } else if (elements.isTypeLiteral(node)) {
+      return visitTypeLiteralSend(node);
+    } else if (node.isSuperCall) {
       return visitSuperSend(node);
     } else if (node.isOperator) {
       return visitOperatorSend(node);
     } else if (node.isPropertyAccess) {
       if (!Elements.isUnresolved(element) && element.impliesType) {
-        // A reference to a class literal, typedef or type variable.
-        return visitTypeReferenceSend(node);
+        return visitTypePrefixSend(node);
       } else {
         return visitGetterSend(node);
       }
     } else if (element != null && Initializers.isConstructorRedirect(node)) {
       return visitStaticSend(node);
     } else if (Elements.isClosureSend(node, element)) {
       return visitClosureSend(node);
-    } else if (elements.isAssert(node)) {
-      return visitAssert(node);
     } else {
       if (Elements.isUnresolved(element)) {
         if (element == null) {
           // Example: f() with 'f' unbound.
           // This can only happen inside an instance method.
           return visitDynamicSend(node);
         } else {
           return visitStaticSend(node);
         }
-      } else if (element.impliesType) {
-        // A reference to a class literal, typedef or type variable.
-        return visitTypeReferenceSend(node);
       } else if (element.isInstanceMember) {
         // Example: f() with 'f' bound to instance method.
         return visitDynamicSend(node);
       } else if (!element.isInstanceMember) {
         // Example: A.f() or f() with 'f' bound to a static function.
         // Also includes new A() or new A.named() which is treated like a
         // static call to a factory.
         return visitStaticSend(node);
       } else {
         internalError("Cannot generate code for send", node: node);
         return null;
       }
     }
   }
 
   R visitSuperSend(Send node);
   R visitOperatorSend(Send node);
   R visitGetterSend(Send node);
   R visitClosureSend(Send node);
   R visitDynamicSend(Send node);
   R visitStaticSend(Send node);
-  R visitTypeReferenceSend(Send node);
+
+  /// Visitor callback for a type literal.
+  R visitTypeLiteralSend(Send node);
+
+  /// Visitor callback for the class prefix of a static access, like `Foo` in
+  /// `Foo.staticField`.
+  // TODO(johnniwinther): Remove this when not needed by the dart backend.
+  R visitTypePrefixSend(Send node);
+
   R visitAssert(Send node);
 
   void internalError(String reason, {Node node});
 
   R visitNode(Node node) {
     internalError("Unhandled node", node: node);
     return null;
   }
 }