Fix a Dart 2 type error in the Stocks example (#15634)

2cbe01df · Jason Simmons · GitHub · 83799279 · 2cbe01df
Unverified Commit 2cbe01df authored Mar 17, 2018 by Jason Simmons Committed by GitHub Mar 17, 2018
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stock_data.dart examples/stocks/lib/stock_data.dart +3 -3

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--- a/examples/stocks/lib/stock_data.dart
+++ b/examples/stocks/lib/stock_data.dart
@@ -56,9 +56,9 @@ class StockData extends ChangeNotifier {

  bool get loading => _httpClient != null;

-  void add(List<List<String>> data) {
-    for (List<String> fields in data) {
-      final Stock stock = new Stock.fromFields(fields);
+  void add(List<dynamic> data) {
+    for (List<dynamic> fields in data) {
+      final Stock stock = new Stock.fromFields(fields.cast<String>());
      _symbols.add(stock.symbol);
      _stocks[stock.symbol] = stock;
    }