dart2dart fix "get" appearing before type in typed getter.

lib/compiler/implementation/tree/unparser.dart

Index: lib/compiler/implementation/tree/unparser.dart
diff --git a/lib/compiler/implementation/tree/unparser.dart b/lib/compiler/implementation/tree/unparser.dart
index 663872f3e2164fa90b58bbf7b38374d47806546d..78d11c4ae490fec06b1bffc90f0f1216fae37540 100644
--- a/lib/compiler/implementation/tree/unparser.dart
+++ b/lib/compiler/implementation/tree/unparser.dart
@@ -86,6 +86,10 @@ class Unparser implements Visitor {
       visit(node.returnType);
       sb.add(' ');
     }
+    if (node.getOrSet !== null) {
+      add(node.getOrSet.value);
+      sb.add(' ');
+    }
     // TODO(antonm): that's a workaround as currently FunctionExpression
     // names are modelled with Send and it emits operator[] as only
     // operator, without [] which are expected to be emitted with