tree 99eb865d2732e2406ac6ae28400cd7bfe687bf0b
parent 375f72b29ab28db3df093531b978c4370b059d54
author John Cater <jcater@google.com> 1555683813 -0700
committer Copybara-Service <copybara-worker@google.com> 1555683901 -0700

Convert ToolchainResolver to ToolchainResolutionFunction.

Part of work on execution transitions, #7935.

Closes #8070.

PiperOrigin-RevId: 244355735