Renaming system.gyp:ssl to system.gyp:nss and removing unused BUILD.gn

BUG=604728
TBR=thakis@chromium.org, jbauman@chromium.org

Review-Url: https://codereview.chromium.org/1918303002
Cr-Original-Commit-Position: refs/heads/master@{#390962}
Cr-Mirrored-From: https://chromium.googlesource.com/chromium/src
Cr-Mirrored-Commit: d4fed186b2068597ec3f942af3c6fca8f29d70d0
1 file changed
tree: 2708dbb45525aaf393cf750647d24106bb0cc683
  1. tools/