Update charted to 0.4.8 and roll

packages/initialize/lib/src/mirror_loader.dart

Index: packages/initialize/lib/src/mirror_loader.dart
diff --git a/packages/initialize/lib/src/mirror_loader.dart b/packages/initialize/lib/src/mirror_loader.dart
index 4ca2004f4aedf172ea0962f84e96df097afbf008..11722c152acf5e85225df75c4bcf60cb69344216 100644
--- a/packages/initialize/lib/src/mirror_loader.dart
+++ b/packages/initialize/lib/src/mirror_loader.dart
@@ -48,7 +48,6 @@ class InitializationCrawler {
   Queue<Function> run() {
     var librariesSeen = new Set<LibraryMirror>();
     var queue = new Queue<Function>();
-    var libraries = currentMirrorSystem().libraries;
 
     _readLibraryDeclarations(_rootLibrary, librariesSeen, queue);
     return queue;
@@ -152,9 +151,6 @@ class InitializationCrawler {
     return declarationList;
   }
 
-  String _declarationName(DeclarationMirror declaration) =>
-      MirrorSystem.getName(declaration.qualifiedName);
-
   /// Reads annotations on a [DeclarationMirror] and adds them to [_initQueue]
   /// if they are [Initializer]s.
   void _readAnnotations(DeclarationMirror declaration, Queue<Function> queue) {