Version 1.9.3

Apply patch from:
https://codereview.chromium.org/1082483002


git-svn-id: http://dart.googlecode.com/svn/branches/1.9@45104 260f80e4-7a28-3924-810f-c04153c831b5
diff --git a/tools/VERSION b/tools/VERSION
index 344a8fe..9db98f1 100644
--- a/tools/VERSION
+++ b/tools/VERSION
@@ -26,6 +26,6 @@
 CHANNEL stable
 MAJOR 1
 MINOR 9
-PATCH 2
+PATCH 3
 PRERELEASE 0
 PRERELEASE_PATCH 0