Send highlight and navigation notifications on result.

pkg/analysis_server/lib/src/domains/analysis/navigation_dart.dart

Index: pkg/analysis_server/lib/src/domains/analysis/navigation_dart.dart
diff --git a/pkg/analysis_server/lib/src/domains/analysis/navigation_dart.dart b/pkg/analysis_server/lib/src/domains/analysis/navigation_dart.dart
index 7a7a870e9b8096ed1f5d0557b1dbfe2f8f21dbd9..1ae319369aaa22b5bd21e26b460e793ed1222e86 100644
--- a/pkg/analysis_server/lib/src/domains/analysis/navigation_dart.dart
+++ b/pkg/analysis_server/lib/src/domains/analysis/navigation_dart.dart
@@ -15,6 +15,16 @@ import 'package:analyzer/src/dart/element/element.dart';
 import 'package:analyzer/src/generated/engine.dart';
 import 'package:analyzer/src/generated/source.dart';
 
+NavigationCollector computeSimpleDartNavigation(
+    NavigationCollector collector, CompilationUnit unit) {
+  _DartNavigationCollector dartCollector =
+      new _DartNavigationCollector(collector);
+  _DartNavigationComputerVisitor visitor =
+      new _DartNavigationComputerVisitor(dartCollector);
+  unit.accept(visitor);
+  return collector;
+}
+
 /**
  * A computer for navigation regions in a Dart [CompilationUnit].
  */