Do not halt build from check_webkit_licenses

build/android/buildbot/buildbot_functions.sh

Index: build/android/buildbot/buildbot_functions.sh
diff --git a/build/android/buildbot/buildbot_functions.sh b/build/android/buildbot/buildbot_functions.sh
index 92d989ac135d6cb7d815ab0b47aad771f5a36a66..cc145cf62f5bdab1fc627253ac5f8388e97a948e 100755
--- a/build/android/buildbot/buildbot_functions.sh
+++ b/build/android/buildbot/buildbot_functions.sh
@@ -299,11 +299,10 @@ function bb_check_webview_licenses {
   set +e
   cd "${SRC_ROOT}"
   python android_webview/tools/webview_licenses.py scan
-  local license_exit_code=$?
-  if [[ license_exit_code -ne 0 ]]; then
+  if [[ $? -ne 0 ]]; then
     echo "@@@STEP_FAILURE@@@"
   fi
-  return $license_exit_code
+  return 0
   )
 }