chore: update vendor

vendor/github.com/google/certificate-transparency-go/.travis.yml

@@ -1,23 +1,23 @@
-sudo: false
+sudo: true  # required for CI push into Kubernetes.
 language: go
 os: linux
 go: 1.9
 
+go_import_path: github.com/google/certificate-transparency-go
+
 env:
-  - GOFLAGS=
+  - GCE_CI=${ENABLE_GCE_CI} GOFLAGS=
   - GOFLAGS=-race
-  - GOFLAGS=      WITH_ETCD=true
+  - GOFLAGS=      WITH_ETCD=true WITH_COVERAGE=true
   - GOFLAGS=-race WITH_ETCD=true
 
 matrix:
   fast_finish: true
 
+services:
+  - docker
+
 install:
-  - |
-    if [ ! -d $HOME/gopath/src/github.com/google ]; then
-      mkdir -p $HOME/gopath/src/github.com/google
-      ln -s $TRAVIS_BUILD_DIR $HOME/gopath/src/github.com/google/certificate-transparency-go
-    fi
   - mkdir ../protoc
   - |
     (
@@ -41,9 +41,8 @@ install:
 
 script:
   - set -e
-  - export TRILLIAN_SQL_DRIVER=mysql
   - cd $HOME/gopath/src/github.com/google/certificate-transparency-go
-  - ./scripts/presubmit.sh ${PRESUBMIT_OPTS}
+  - ./scripts/presubmit.sh ${PRESUBMIT_OPTS} ${WITH_COVERAGE:+--coverage}
   - |
       # Check re-generation didn't change anything
       status=$(git status --porcelain | grep -v coverage) || :
@@ -64,3 +63,12 @@ script:
 after_success:
   - cp /tmp/coverage.txt .
   - bash <(curl -s https://codecov.io/bash)
+  - |
+      # Push up to GCE CI instance if we're running after a merge to master
+      if [[ "${GCE_CI}" == "true" ]] && [[ $TRAVIS_PULL_REQUEST == "false" ]] && [[ $TRAVIS_BRANCH == "master" ]]; then
+        . scripts/install_cloud.sh
+        echo ${GCLOUD_SERVICE_KEY_CI} | base64 --decode -i > ${HOME}/gcloud-service-key.json
+        gcloud auth activate-service-account --key-file ${HOME}/gcloud-service-key.json
+        rm ${HOME}/gcloud-service-key.json
+        . scripts/deploy_gce_ci.sh
+      fi