Version 1.5.0-dev.4.12

svn merge -c 37320 https://dart.googlecode.com/svn/branches/bleeding_edge trunk
svn merge -c 37323 https://dart.googlecode.com/svn/branches/bleeding_edge trunk
svn merge -c 37325 https://dart.googlecode.com/svn/branches/bleeding_edge trunk
svn merge -c 37329 https://dart.googlecode.com/svn/branches/bleeding_edge trunk

git-svn-id: http://dart.googlecode.com/svn/trunk@37345 260f80e4-7a28-3924-810f-c04153c831b5
diff --git a/tools/VERSION b/tools/VERSION
index df3b4b8..b4157a4 100644
--- a/tools/VERSION
+++ b/tools/VERSION
@@ -28,4 +28,4 @@
 MINOR 5
 PATCH 0
 PRERELEASE 4
-PRERELEASE_PATCH 11
+PRERELEASE_PATCH 12