Version 1.5.0-dev.4.15

svn merge -c 37364 https://dart.googlecode.com/svn/branches/bleeding_edge trunk
svn merge -c 37376 https://dart.googlecode.com/svn/branches/bleeding_edge trunk

Roll dartium deps forward to:
chrome/branches/dart/1985/src@277752
blink/branches/dart/1985_stable@176391

R=vsm@google.com

Review URL: https://codereview.chromium.org//343533003

git-svn-id: http://dart.googlecode.com/svn/trunk@37438 260f80e4-7a28-3924-810f-c04153c831b5
diff --git a/tools/VERSION b/tools/VERSION
index cfa9018..2cf8ae9 100644
--- a/tools/VERSION
+++ b/tools/VERSION
@@ -28,4 +28,4 @@
 MINOR 5
 PATCH 0
 PRERELEASE 4
-PRERELEASE_PATCH 14
+PRERELEASE_PATCH 15