vim: Let ninja-build.vim detect Release correctly if out/Debug/protoc doesn't exist at all.

BUG=none
TEST=none


Review URL: http://codereview.chromium.org/9265016

Cr-Mirrored-From: https://chromium.googlesource.com/chromium/src
Cr-Mirrored-Commit: 5956782071eb323f726315e166f2d84a5d135cc7
1 file changed
tree: db7bbb037c3716b673863b18a4d05f1d13db3ed8
  1. filetypes.vim
  2. ninja-build.vim