In order to upload a new dsymutil package to CIPD, do the following:

1. Find a recent dlsymutil tarball: http://commondatastorage.googleapis.com/chromium-browser-clang-staging/index.html?path=Mac/

2. Download, unzip into src/tools/clang/dsymutil

  $ cd src/tools/clang/dsymutil
  $ curl -O http://commondatastorage.googleapis.com/chromium-browser-clang-staging/Mac/dsymutil-354873-1.tgz
  $ tar -zxvf dsymutil-354873-1.tgz

3. Upload to cipd

  $ cipd auth-login
  $ cipd create --pkg-def cipd.yaml
