This commit refactors usage of the global variable `workFilePath` to
the global LoaderState field of the same name.
This commit is part of the overall effort to eliminate global
modloader state.
[git-generate]
cd src/cmd/go/internal/modload
rf 'ex { workFilePath -> LoaderState.workFilePath }'
rf 'add State.requirements \
// Set to the path to the go.work file, or "" if workspace mode is\
// disabled'
rf 'rm workFilePath'
Change-Id: I53cdbc3cc619914421513db74a74a04ab10b3e33
Reviewed-on: https://go-review.googlesource.com/c/go/+/698062 Reviewed-by: Michael Matloob <matloob@google.com> Reviewed-by: Michael Matloob <matloob@golang.org>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>