Remove element from DynamicType.

sdk/lib/_internal/compiler/implementation/js_backend/custom_elements_analysis.dart

 // Copyright (c) 2013, 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 js_backend;
 
 /**
  * Support for Custom Elements.
  *
  * The support for custom elements the compiler builds a table that maps the
@@ skipping 55 matching lines @@
   CustomElementsAnalysisJoin joinFor(Enqueuer enqueuer) =>
       enqueuer.isResolutionQueue ? resolutionJoin : codegenJoin;
 
   void registerInstantiatedClass(ClassElement classElement, Enqueuer enqueuer) {
     classElement.ensureResolved(compiler);
     if (!Elements.isNativeOrExtendsNative(classElement)) return;
     if (classElement.isMixinApplication) return;
     joinFor(enqueuer).instantiatedClasses.add(classElement);
   }
 
-  void registerTypeLiteral(Element element, Enqueuer enqueuer) {
+  void registerTypeLiteral(DartType type, Enqueuer enqueuer) {
     // In codegen we see the TypeConstants instead.
     if (!enqueuer.isResolutionQueue) return;
 
-    if (element.isClass) {
+    if (type.isInterfaceType) {
       // TODO(sra): If we had a flow query from the type literal expression to
       // the Type argument of the metadata lookup, we could tell if this type
       // literal is really a demand for the metadata.
-      resolutionJoin.selectedClasses.add(element);
-    } else {
+      resolutionJoin.selectedClasses.add(type.element);
+    } else if (type.isTypeVariable) {
       // This is a type parameter of a parameterized class.
       // TODO(sra): Is there a way to determine which types are bound to the
       // parameter?
       resolutionJoin.allClassesSelected = true;
     }
   }
 
   void registerTypeConstant(Element element, Enqueuer enqueuer) {
     assert(element.isClass);
     assert(!enqueuer.isResolutionQueue);
@@ skipping 96 matching lines @@
           result.add(member);
         }
       }
     }
     classElement.forEachMember(selectGenerativeConstructors,
         includeBackendMembers: false,
         includeSuperAndInjectedMembers: false);
     return result;
   }
 }