Bump version in pubspec.

munificent · sigmundch · commit e0acfeb5affd · 2020-12-03T15:28:44.000-08:00
diff --git a/pubspec.yaml b/pubspec.yaml
@@ -1,5 +1,5 @@
 name: dart2js_info
-version: 0.6.3
+version: 0.6.4
 
 description: >
   Libraries and tools to process data produced when running dart2js with
