Enable Dart for all modules.

pkg/analysis_server/analysis_server.iml

Index: pkg/analysis_server/analysis_server.iml
diff --git a/pkg/analysis_server/analysis_server.iml b/pkg/analysis_server/analysis_server.iml
index 20408042be3b216bd296796c658d81b503234dcf..2cf6a6c83a3dd2df84d69e6d87a90178ba9eaa6a 100644
--- a/pkg/analysis_server/analysis_server.iml
+++ b/pkg/analysis_server/analysis_server.iml
@@ -28,7 +28,6 @@
       <excludeFolder url="file://$MODULE_DIR$/test/services/correction/packages" />
       <excludeFolder url="file://$MODULE_DIR$/test/services/dependencies/packages" />
       <excludeFolder url="file://$MODULE_DIR$/test/services/index/packages" />
-      <excludeFolder url="file://$MODULE_DIR$/test/services/index/store/packages" />
       <excludeFolder url="file://$MODULE_DIR$/test/services/linter/packages" />
       <excludeFolder url="file://$MODULE_DIR$/test/services/packages" />
       <excludeFolder url="file://$MODULE_DIR$/test/services/refactoring/packages" />
@@ -54,5 +53,6 @@
     <orderEntry type="inheritedJdk" />
     <orderEntry type="sourceFolder" forTests="false" />
     <orderEntry type="library" name="Dart SDK" level="application" />
+    <orderEntry type="library" name="Dart SDK" level="project" />
   </component>
 </module>