I tried to upload https://chromium-review.googlesource.com/c/479893/ 

For some reason the uploader thinks I'm trying to upload 167478 files.  Upstream here is set correctly and 'git diff @{u}' is reasonable and only includes the three files I changed.

git cl upload --gerrit says:
--snip--
remote: Replicating objects... done        
remote: Processing changes: new: 1 (/)
To https://chromium.googlesource.com/chromium/src.git
 ! [remote rejected]           ab613d1d93382977423af08c5c6868b1ba6320f7 -> refs/for/refs/heads/master%m=Initial_upload,notify=NONE (error in Gerrit backend)
error: failed to push some refs to 'https://chromium.googlesource.com/chromium/src.git'

Error after CL description prompt -- saving description to /usr/local/google/home/enne/.git_cl_description_backup

Failed to create a change. Please examine output above for the reason of the failure.
Hint: run command below to diangose common Git/Gerrit credential problems:
  git cl creds-check
--snip--

git log says:
--snip--
commit 4dd752f15e24376867803c19f2cece3589185827 (HEAD -> fix_print_crash)
Author: Adrienne Walker <enne@chromium.org>
Date:   Mon Apr 17 15:24:37 2017 -0700

    moar tests

commit 425eeff921e2a110712cf1410651a2e68a65fa7a
Author: Adrienne Walker <enne@chromium.org>
Date:   Mon Apr 17 15:04:51 2017 -0700

    Initial fix

commit fa0a83ccea48b98b3c8a7facd068a41bc92f21f1 (origin/master, origin/HEAD, master)
Author: sky <sky@chromium.org>
Date:   Mon Apr 17 15:48:48 2017 -0700

    Makes functions in container_finder take aura::Window
    
    BUG= 687656 
    TEST=covered by tests
    R=msw@chromium.org
    
    Review-Url: https://codereview.chromium.org/2826453003
    Cr-Commit-Position: refs/heads/master@{#465049}
--snip--