tree a4cc72b6549946f213f519a74047c500a6da8d10
parent 01d450bf111715e8ad26bb0e3cec6b2dcbb88ce1
author Haibo Huang <hhb@google.com> 1603949584 -0700
committer Haibo Huang <hhb@google.com> 1603949584 -0700

Upgrade rust/crates/proc-macro-hack to 0.5.19

Test: make
Change-Id: I3ca9b7f663f7fa6b81473e30e37940593c0c4af9