We no longer rely on Fuchsia's buildtools, instead we directly fetch
Clang and GN packages from CIPD using gclient support.
Change-Id: I8995d89babf9c3c6b30214a1133e7b0a1cb9a796
Reviewed-on: https://dart-review.googlesource.com/c/85416
Reviewed-by: Ryan Macnak <rmacnak@google.com>
Commit-Queue: Zach Anderson <zra@google.com>
Instead of maintaining two very similar python scripts, this change
copies the binaries they were forwarding to to the location expected
by git cl format and depot_tools.
R=aam@google.com
Review-Url: https://codereview.chromium.org/2871673003 .