Switch from LinkedHashMap to HashMap.

This speeds up the Dart VM by 40% but has no effect for dart2js. BUG= [email protected] Review URL: https://chromiumcodereview.appspot.com//1331293003.
collinjackson · Sep 11, 2015 · bb95a73 · bb95a73
1 parent 24ffa4f
commit bb95a73
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Showing 2 changed files with 3 additions and 3 deletions.
diff --git a/lib/protobuf.dart b/lib/protobuf.dart
@@ -5,7 +5,7 @@
 library protobuf;
 
 import 'dart:async' show Future;
-import 'dart:collection' show ListMixin;
+import 'dart:collection' show HashMap, ListMixin;
 import 'dart:convert' show JSON, Utf8Codec;
 import 'dart:math' as math;
 import 'dart:typed_data' show TypedData, Uint8List, ByteData, Endianness;

diff --git a/lib/src/protobuf/generated_message.dart b/lib/src/protobuf/generated_message.dart
@@ -94,11 +94,11 @@ abstract class GeneratedMessage {
   static Int64 MAX_JSON_INT = new Int64.fromInts(0x200000, 0);
   static Int64 MIN_JSON_INT = -MAX_JSON_INT;
 
-  final Map<int, dynamic> _fieldValues = new Map<int, dynamic>();
+  final Map<int, dynamic> _fieldValues = new HashMap<int, dynamic>();
 
   Map<int, Extension> __extensions;
   Map<int, Extension> get _extensions {
-    if (__extensions == null) __extensions = new Map<int, Extension>();
+    if (__extensions == null) __extensions = new HashMap<int, Extension>();
     return __extensions;
   }