Add variable declaration support to the DeclaredIdentifier AST node in the Kythe Dart indexer.

pkg/analysis_server/lib/src/services/kythe/kythe_visitors.dart

Index: pkg/analysis_server/lib/src/services/kythe/kythe_visitors.dart
diff --git a/pkg/analysis_server/lib/src/services/kythe/kythe_visitors.dart b/pkg/analysis_server/lib/src/services/kythe/kythe_visitors.dart
index db0215908fd02da8c0e86e4a19221713b4bb8917..c1ddcdb98230141b3be418bbd396e87181e9ff09 100644
--- a/pkg/analysis_server/lib/src/services/kythe/kythe_visitors.dart
+++ b/pkg/analysis_server/lib/src/services/kythe/kythe_visitors.dart
@@ -429,6 +429,33 @@ class KytheDartVisitor extends GeneralizingAstVisitor with OutputUtils {
     });
   }
 
+  @override
+  visitDeclaredIdentifier(DeclaredIdentifier node) {
+    // variable
+    var variableVName = addNodeAndFacts(schema.VARIABLE_KIND,
+        element: node.element,
+        subKind: schema.LOCAL_SUBKIND,
+        completeFact: schema.DEFINITION);
+
+    // anchor
+    addAnchorEdgesContainingEdge(
+        syntacticEntity: node.identifier,
+        edges: [
+          schema.DEFINES_BINDING_EDGE,
+        ],
+        target: variableVName,
+        enclosingTarget: _enclosingVName);
+
+    // type
+    addEdge(
+        variableVName,
+        schema.TYPED_EDGE,
+        _vNameFromType(
+            resolutionMap.elementDeclaredByDeclaredIdentifier(node).type));
+
+    // no children
+  }
+
   @override
   visitEnumConstantDeclaration(EnumConstantDeclaration node) {
     // constant node