b86d7de6f0
- Group symbols with no path by C++ namespace. - Fix layout in Firefox. - Don't remove paths containing only one symbol. Change-Id: I951e2df0b46919bc40ae0e1db641f7422310e45d Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/425153 Reviewed-by: Brian Quinlan <bquinlan@google.com> Commit-Queue: Ryan Macnak <rmacnak@google.com>