Reland: Download and use a prebuilt Dart SDK for host builds

Spot-checking presubmit runs, this adds 5-10 seconds
to gclient sync, and speeds up --full-dart-sdk builds
by 2-3 minutes per build, and non --full-dart-sdk
builds by about a minute per build.

Relands without change after fixing a build deps issue.

Change-Id: Icade404926140531d07afc4a981b8ec3bc549f14
Reviewed-on: https://flutter-review.googlesource.com/c/recipes/+/15640
Reviewed-by: Christopher Fujino <fujino@google.com>
Commit-Queue: Zach Anderson <zra@google.com>
109 files changed
tree: 173a1fa025bb22ed951836869775b3aba0887dda
  1. infra/
  2. recipe_modules/
  3. recipes/
  4. .gitignore
  5. .style.yapf
  6. AUTHORS
  7. branch_recipes.py
  8. LICENSE
  9. OWNERS
  10. README.md
  11. recipes.py
README.md

Flutter LUCI Recipes

This repository contains Flutter's LUCI recipes. For the LUCI infrastructure config, see flutter/infra on GitHub. Actual builds can be seen at ci.chromium.org.

Configuration

Tricium configurations recipes repo.

Recipe Branching for Releases

The script branch_recipes.py is used to generate new copies of the LUCI recipes for a beta release. See Recipe Branching for Releases for more information. For usage:

$ ./branch_recipes.py --help