Revert "Use new bucket temporarily"

This reverts commit 0a03bff62e1aeb83b002067c54af203345604a97.

Reason for revert:back to r8-deps

Change-Id: I658f887ae47ff98436c0ff727a3e3a50092cabc2
diff --git a/tools/utils.py b/tools/utils.py
index de924e4..2b77ed5 100644
--- a/tools/utils.py
+++ b/tools/utils.py
@@ -334,7 +334,7 @@
 
 
 def DownloadFromGoogleCloudStorage(sha1_file,
-                                   bucket='r8-deps-new-backup',
+                                   bucket='r8-deps',
                                    auth=False,
                                    quiet=False):
     suffix = '.bat' if IsWindows() else ''