Migrate gsutil usage to gcloud storage

Author: bhandarivijay-png

kokoro/integration_test.go

@@ -91,7 +91,7 @@ retry pipenv install > /dev/null
 
 # Fetch agent.
 mkdir /tmp/agent
-retry gsutil cp gs://{{.GCSLocation}}/* /tmp/agent
+retry gcloud storage cp gs://{{.GCSLocation}}/* /tmp/agent
 
 # Install agent.
 retry pipenv run {{.PythonCommand}} -m pip install --ignore-installed "$(find /tmp/agent -name "google_cloud_profiler*")"

kokoro/integration_test.sh

@@ -42,7 +42,7 @@ python3 setup.py sdist
 AGENT_PATH=$(find "$PWD/dist" -name "google_cloud_profiler*")
 GCS_LOCATION="cprof-e2e-artifacts/python/kokoro/${KOKORO_JOB_TYPE}/${KOKORO_BUILD_NUMBER}"
 retry gcloud auth activate-service-account --key-file="${GOOGLE_APPLICATION_CREDENTIALS}"
-retry gsutil cp "${AGENT_PATH}" "gs://${GCS_LOCATION}/"
+retry gcloud storage cp "${AGENT_PATH}" "gs://${GCS_LOCATION}/"
 
 # Run test.
 cd "kokoro"