Version 1.9.0-dev.5.1

svn merge -c 43356 https://dart.googlecode.com/svn/branches/bleeding_edge trunk

git-svn-id: http://dart.googlecode.com/svn/trunk@43384 260f80e4-7a28-3924-810f-c04153c831b5
diff --git a/tools/VERSION b/tools/VERSION
index 406bd15..0c4601a 100644
--- a/tools/VERSION
+++ b/tools/VERSION
@@ -28,4 +28,4 @@
 MINOR 9
 PATCH 0
 PRERELEASE 5
-PRERELEASE_PATCH 0
+PRERELEASE_PATCH 1