all: update stale refs to Travis

CONTRIBUTING.md

@@ -78,11 +78,11 @@ again. If you are submitting code on behalf of your employer, there's
     a single commit before merging your change.
 *   Check the diffs, write a useful description (including something like
     `Fixes #123` if it's fixing a bug) and send the PR out.
-*   [Travis CI](http://travis-ci.com) will run tests against the PR. This should
+*   Github will run tests against the PR. This should
     happen within 10 minutes or so. If a test fails, go back to the coding stage
     and try to fix the test and push the same branch again. You won't need to
     make a new pull request, the changes will be rolled directly into the PR you
-    already opened. Wait for Travis again. There is no need to assign a reviewer
+    already opened. Wait for the tests again. There is no need to assign a reviewer
     to the PR, the project team will assign someone for review during the
     standard [triage](#triaging) process.
 

README.md

@@ -1,6 +1,6 @@
 # Wire: Automated Initialization in Go
 
-[![Build Status](https://travis-ci.com/google/wire.svg?branch=master)][travis]
+[![Build Status](https://github.com/github/google/wire/workflows/tests.yml/badge.svg?branch=main)
 [![godoc](https://godoc.org/github.com/google/wire?status.svg)][godoc]
 [![Coverage](https://codecov.io/gh/google/wire/branch/master/graph/badge.svg)](https://codecov.io/gh/google/wire)
 

internal/check_api_change.sh

@@ -21,14 +21,11 @@
 # This script expects:
 # a) to be run at the root of the repository
 # b) HEAD is pointing to a commit that merges between the pull request and the
-#    upstream branch (TRAVIS_BRANCH). This is what Travis does (see
-#    https://docs.travis-ci.com/user/pull-requests/ for details), but if you
-#    are testing this script manually, you may need to manually create a merge
-#    commit.
+#    upstream branch (GITHUB_HEAD_REF).
 
 set -euo pipefail
 
-UPSTREAM_BRANCH="${TRAVIS_BRANCH:-master}"
+UPSTREAM_BRANCH="${GITHUB_HEAD_REF:-master}"
 echo "Checking for incompatible API changes relative to ${UPSTREAM_BRANCH}..."
 
 MASTER_CLONE_DIR="$(mktemp -d)"

internal/listdeps.sh

@@ -20,6 +20,6 @@ set -euo pipefail
 # $ internal/listdeps.sh > internal/alldeps
 #
 # Important note: there are changes in module tooling behavior between go 1.11
-# and go 1.12; please make sure to use the same version of Go as used by Travis
-# (see .travis.yml) when updating the alldeps file.
+# and go 1.12; please make sure to use the same version of Go as used by Github
+# Actions (see .github/workflows/tests.yml) when updating the alldeps file.
 go list -deps -f '{{with .Module}}{{.Path}}{{end}}' ./... | sort | uniq