Handle 'dynamic' as type argument in generic calls.

pkg/compiler/lib/src/parser/parser.dart

Index: pkg/compiler/lib/src/parser/parser.dart
diff --git a/pkg/compiler/lib/src/parser/parser.dart b/pkg/compiler/lib/src/parser/parser.dart
index 8d6f5802c9c24f8a7be62b8c122532b3e4f7bd35..e39ce38880ec486d5f01855e84ad4b03ef66b33c 100644
--- a/pkg/compiler/lib/src/parser/parser.dart
+++ b/pkg/compiler/lib/src/parser/parser.dart
@@ -577,7 +577,7 @@ class Parser {
   /// Returns token after match if [token] matches identifier ('.' identifier)?,
   /// and otherwise returns null. Does not produce listener events.
   Token tryParseQualified(Token token) {
-    if (!identical(token.kind, IDENTIFIER_TOKEN)) return null;
+    if (!isValidTypeReference(token)) return null;
     token = token.next;
     if (!identical(token.kind, PERIOD_TOKEN)) return token;
     token = token.next;