Disable chrome version check in vm_test since it is in a ebuild

bin/cros_run_vm_test

 #!/bin/bash
 
 # Copyright (c) 2010 The Chromium OS Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 #
 # Runs a given test case under a VM.
 
 . "$(dirname $0)/../common.sh"
 . "$(dirname $0)/../lib/cros_vm_lib.sh"
@@ skipping 59 matching lines @@
 info "Checking for ssh access to virtual machine."
 retry_until_ssh ${MAX_RETRIES}
 
 if [ -n "${FLAGS_verify_chrome_version}" ]; then
   info "Verifying version of Chrome matches what we expect."
   if chrome_version_is_valid "${FLAGS_verify_chrome_version}"; then
     chrome_version_on_vm=$("$(dirname $0)/cros_get_chrome_version" \
         --remote=127.0.0.1 \
         --ssh_port=${FLAGS_ssh_port})
     [[ ${chrome_version_on_vm} == ${FLAGS_verify_chrome_version} ]] || \
-        die "Chrome version mismatch.  VM reported ${chrome_version_on_vm}"
+        warn "CHROME_VERSION is no longer set.This check will be removed"
   else
     warn "${FLAGS_verify_chrome_version} is not a valid Chrome version"
   fi
 fi
 
 "$(dirname $0)"/../run_remote_tests.sh \
     --board=${FLAGS_board} \
     --ssh_port=${FLAGS_ssh_port} \
     --remote=127.0.0.1 \
     --results_dir_root="${FLAGS_results_dir_root}" \
     ${USE_EMERGED} \
     "${tests[@]}"