Fix for implicit constructor invocation navigation regions.

pkg/analysis_server/lib/src/computers.dart

Index: pkg/analysis_server/lib/src/computers.dart
diff --git a/pkg/analysis_server/lib/src/computers.dart b/pkg/analysis_server/lib/src/computers.dart
index 6b954dcd2cc1d16deb2e924ba0a3c005532e30b5..f7d11c6f1ecd4b9f4e07f4e37d714f228b3f79bd 100644
--- a/pkg/analysis_server/lib/src/computers.dart
+++ b/pkg/analysis_server/lib/src/computers.dart
@@ -673,7 +673,11 @@ class _DartUnitNavigationComputerVisitor extends RecursiveAstVisitor {
 
   @override
   visitInstanceCreationExpression(InstanceCreationExpression node) {
-    computer._addRegion_nodeStart_nodeStart(node, node.argumentList, node.staticElement);
+    Element element = node.staticElement;
+    if (element != null && element.isSynthetic) {
+      element = element.enclosingElement;
+    }
+    computer._addRegion_nodeStart_nodeStart(node, node.argumentList, element);
     return super.visitInstanceCreationExpression(node);
   }