Fix scope/context behavior in await transformer.

runtime/vm/parser.h

Index: runtime/vm/parser.h
diff --git a/runtime/vm/parser.h b/runtime/vm/parser.h
index 13674985e6c5f2e1d0f476ca9b18de48534b6224..78d5261e207e7bc18c167835e16f74494db1a5a2 100644
--- a/runtime/vm/parser.h
+++ b/runtime/vm/parser.h
@@ -770,6 +770,10 @@ class Parser : public ValueObject {
   // global variables.
   bool is_top_level_;
 
+  // await_is_keyword_ is true if we are parsing an async function. In this
+  // context async is not treated as identifier but as primary.

[hausner, 2014/08/26 22:48:06]

as a keyword.

[Michael Lippautz (Google), 2014/08/26 23:01:44]

Done.

+  bool await_is_keyword_;
+
   // The member currently being parsed during "top level" parsing.
   MemberDesc* current_member_;