Handle const list and map literals.

pkg/analyzer/lib/src/fasta/ast_builder.dart

Index: pkg/analyzer/lib/src/fasta/ast_builder.dart
diff --git a/pkg/analyzer/lib/src/fasta/ast_builder.dart b/pkg/analyzer/lib/src/fasta/ast_builder.dart
index 79da91f5737ec441559550bea620db93ea45c3dc..de7837664475e74acd731d19580d845cfb79c06d 100644
--- a/pkg/analyzer/lib/src/fasta/ast_builder.dart
+++ b/pkg/analyzer/lib/src/fasta/ast_builder.dart
@@ -96,6 +96,11 @@ class AstBuilder extends ScopeListener {
     _handleInstanceCreation(token);
   }
 
+  @override
+  void endConstLiteral(Token token) {
+    debugEvent("endConstLiteral");
+  }
+
   void _handleInstanceCreation(Token token) {
     MethodInvocation arguments = pop();
     ConstructorName constructorName = pop();