Update charted to 0.4.8 and roll

packages/stack_trace/test/chain/vm_test.dart

Index: packages/stack_trace/test/chain/vm_test.dart
diff --git a/packages/stack_trace/test/chain/vm_test.dart b/packages/stack_trace/test/chain/vm_test.dart
index 70635b7540f0be7b3053e8a4163a4e5c148ae7dc..daf7f8f114390bf33976311e307cb939c48b9d1e 100644
--- a/packages/stack_trace/test/chain/vm_test.dart
+++ b/packages/stack_trace/test/chain/vm_test.dart
@@ -17,11 +17,10 @@ import 'utils.dart';
 void main() {
   group('capture() with onError catches exceptions', () {
     test('thrown synchronously', () {
-      return captureFuture(() => throw 'error')
-          .then((chain) {
+      return captureFuture(() => throw 'error').then((chain) {
         expect(chain.traces, hasLength(1));
-        expect(chain.traces.single.frames.first,
-            frameMember(startsWith('main')));
+        expect(
+            chain.traces.single.frames.first, frameMember(startsWith('main')));
       });
     });
 
@@ -349,11 +348,11 @@ void main() {
     });
   });
 
-  test('current() outside of capture() returns a chain wrapping the current '
+  test(
+      'current() outside of capture() returns a chain wrapping the current '
       'trace', () {
-    // The test runner runs all tests with chains enabled, so to test without we
-    // have to do some zone munging.
-    return runZoned(() {
+    // The test runner runs all tests with chains enabled.
+    return Chain.disable(() {
       var completer = new Completer();
       inMicrotask(() => completer.complete(new Chain.current()));
 
@@ -362,10 +361,10 @@ void main() {
         // chain isn't available and it just returns the current stack when
         // called.
         expect(chain.traces, hasLength(1));
-        expect(chain.traces.first.frames.first,
-            frameMember(startsWith('main')));
+        expect(
+            chain.traces.first.frames.first, frameMember(startsWith('main')));
       });
-    }, zoneValues: {#stack_trace.stack_zone.spec: null});
+    });
   });
 
   group('forTrace() within capture()', () {
@@ -411,7 +410,8 @@ void main() {
       });
     });
 
-    test('called for a stack trace from a nested series of asynchronous '
+    test(
+        'called for a stack trace from a nested series of asynchronous '
         'operations', () {
       return Chain.capture(() {
         return chainForTrace((callback) {
@@ -444,7 +444,8 @@ void main() {
       });
     });
 
-    test('called for an unregistered stack trace returns a chain wrapping that '
+    test(
+        'called for an unregistered stack trace returns a chain wrapping that '
         'trace', () {
       var trace;
       var chain = Chain.capture(() {
@@ -462,7 +463,8 @@ void main() {
     });
   });
 
-  test('forTrace() outside of capture() returns a chain wrapping the given '
+  test(
+      'forTrace() outside of capture() returns a chain wrapping the given '
       'trace', () {
     var trace;
     var chain = Chain.capture(() {