Further cleanups to annotation elements now that #25706 is fixed.

pkg/analyzer/lib/src/dart/ast/ast.dart

Index: pkg/analyzer/lib/src/dart/ast/ast.dart
diff --git a/pkg/analyzer/lib/src/dart/ast/ast.dart b/pkg/analyzer/lib/src/dart/ast/ast.dart
index 4df003dcc43b222d8fc52113b53262e9c14c98bf..b260fa8552d16c799cb5e11bd4e7bed18a1a660a 100644
--- a/pkg/analyzer/lib/src/dart/ast/ast.dart
+++ b/pkg/analyzer/lib/src/dart/ast/ast.dart
@@ -283,7 +283,7 @@ class AnnotationImpl extends AstNodeImpl implements Annotation {
   Element get element {
     if (_element != null) {
       return _element;
-    } else if (_name != null) {
+    } else if (_constructorName == null && _name != null) {
       return _name.staticElement;
     }
     return null;