Adding a version map entry for 10.15.6 to default to XCode 12
GM (12a7209) as machines upgrade to 10.15.
Bug: 1128042, 1128044
Change-Id: I6396b67fdce006d19be35d972602bac3bd4ae0a7
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/tools/depot_tools/+/2422449
Reviewed-by: Dirk Pranke <dpranke@google.com>
Commit-Queue: Jeff Yoon <jeffyoon@chromium.org>
This uses the macOS<->XCode mapping from wikipedia to set the default XCode
version to the highest supported XCode version supported by the current
host OS.
R=justincohen@google.com, tandrii@chromium.org
Bug: 1026340
Recipe-Nontrivial-Roll: build
Recipe-Nontrivial-Roll: infra
Recipe-Nontrivial-Roll: build_limited_scripts_slave
Change-Id: I524d08f81a7778404c60a64b1100b4386a2ed79a
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/tools/depot_tools/+/1938022
Reviewed-by: Andrii Shyshkalov <tandrii@google.com>
Commit-Queue: Robbie Iannucci <iannucci@chromium.org>