Sync changes from internal repo. (#100)

* Small performance tweak for DDC.

Author: jakobr-google

CHANGELOG.md

@@ -1,3 +1,7 @@
+## 0.7.10 - 2018-02-22
+
+* Small performance tweak for DDC.
+
 ## 0.7.9 - 2018-01-12
 
 * Add fast getters for common types.

lib/message_generator.dart

@@ -321,8 +321,8 @@ class MessageGenerator extends ProtobufContainer {
     var names = field.memberNames;
 
     _emitOverrideIf(field.overridesGetter, out);
-    var getterExpr =
-        _getterExpression(fieldTypeString, field.index, defaultExpr);
+    var getterExpr = _getterExpression(
+        fieldTypeString, field.index, defaultExpr, field.isRepeated);
     out.println('${fieldTypeString} get ${names.fieldName} => ${getterExpr};');
 
     if (field.isRepeated) {
@@ -361,15 +361,16 @@ class MessageGenerator extends ProtobufContainer {
     }
   }
 
-  String _getterExpression(String fieldType, int index, String defaultExpr) {
+  String _getterExpression(
+      String fieldType, int index, String defaultExpr, bool isRepeated) {
     if (fieldType == 'String') {
       return '\$_getS($index, $defaultExpr)';
     }
     if (fieldType == 'Int64' && defaultExpr == 'null') {
       return '\$_getI64($index)';
     }
     if (defaultExpr == 'null') {
-      return '\$_getN($index)';
+      return isRepeated ? '\$_getList($index)' : '\$_getN($index)';
     }
     return '\$_get($index, $defaultExpr)';
   }

lib/src/dart_options.pb.dart

@@ -1,5 +1,5 @@
 name: protoc_plugin
-version: 0.7.9
+version: 0.7.10
 author: Dart Team <[email protected]>
 description: Protoc compiler plugin to generate Dart code
 homepage: https://github.com/dart-lang/dart-protoc-plugin
@@ -8,7 +8,7 @@ environment:
 dependencies:
   fixnum: ^0.10.5
   path: ^1.0.0
-  protobuf: ^0.7.0
+  protobuf: ^0.7.1
   dart_style: ^1.0.6
 dev_dependencies:
   browser: any