Remove node e2e test in travis.

Signed-off-by: Lantao Liu <lantaol@google.com>

.travis.yml

@@ -10,16 +10,9 @@ cache:
         - "${HOME}/google-cloud-sdk/"
 
 before_install:
-    # Workaround to make gsutil work (see travis-ci#7940).
-    # TODO(random-liu): Remove this after travis-ci#7940 is fixed.
-    - sudo rm -f /etc/boto.cfg
     # libseccomp in trusty is not new enough, need backports version.
     - sudo sh -c "echo 'deb http://archive.ubuntu.com/ubuntu trusty-backports main restricted universe multiverse' > /etc/apt/sources.list.d/backports.list"
     - sudo apt-get update
-    # Encrypted data is not available for pull request for security concern.
-    - if [ "$TRAVIS_PULL_REQUEST" = "false" ]; then
-        openssl aes-256-cbc -K $encrypted_b5f8c391f742_key -iv $encrypted_b5f8c391f742_iv -in gcp-secret.json.enc -out gcp-secret.json -d;
-      fi
 
 install:
     - sudo apt-get install btrfs-tools
@@ -28,19 +21,9 @@ install:
     - sudo apt-get install libapparmor-dev
     - sudo apt-get install socat
     - docker run --rm -v /usr/local/bin:/target jpetazzo/nsenter
-    # Pull request test doesn't need google cloud sdk.
-    - if [ "$TRAVIS_PULL_REQUEST" = "false" ] && [ ! -d ${HOME}/google-cloud-sdk ]; then
-        rm -rf "${HOME}/google-cloud-sdk"; 
-        export CLOUDSDK_CORE_DISABLE_PROMPTS=1;
-        curl https://sdk.cloud.google.com | bash;
-        gcloud version;
-      fi
 
 before_script:
     - export PATH=$HOME/gopath/bin:$PATH
-    - if [ "$TRAVIS_PULL_REQUEST" = "false" ]; then
-        gcloud auth activate-service-account --key-file gcp-secret.json --project=k8s-cri-containerd;
-      fi
 
 jobs:
   include:
@@ -68,10 +51,3 @@ jobs:
         - cat /tmp/test-cri/cri-containerd.log
         - cat /tmp/test-cri/containerd.log
       go: 1.9.x
-    - stage: E2E Test
-      script:
-        # Skip node e2e test for pull request.
-        - test "${TRAVIS_PULL_REQUEST}" != "false" && exit 0 || true
-        - make install.deps
-        - UPLOAD_LOG=true make test-e2e-node
-      go: 1.9.x