tree 13410bb50840e0a476f07c57d364eee9ade7a036
parent b08dae5a85773f220e450d2f12be72039cd97374
author Dan Albert <danalbert@google.com> 1588375617 -0700
committer Dan Albert <danalbert@google.com> 1588375666 -0700

Revert "Switch to Python prebuilts."

This reverts commit b08dae5a85773f220e450d2f12be72039cd97374.

The mac builders are too old for this Python. Go back to bootstrapping
but pin the manifest so we're not holding back other branches.

Test: treehugger
Bug: None
Change-Id: I50fd76b1b116a436ab221436aeca21ac4b716c63