Failure to deploy gerrit extension API JAR

deploy.log

[DEBUG] Configuring mojo 'org.apache.maven.plugins:maven-deploy-plugin:2.4:deploy-file' -->
[DEBUG]   (f) artifactId = gerrit-extension-api
[DEBUG]   (f) file = /home/david/gerrit/buck-out/gen/extension-api.jar
[DEBUG]   (f) generatePom = true
[DEBUG]   (f) groupId = com.google.gerrit
[DEBUG]   (s) localRepository = Repository[local|file:///home/david/.m2/repository]
[DEBUG]   (f) packaging = jar
[DEBUG]   (f) repositoryId = gerrit-api-repository
[DEBUG]   (f) repositoryLayout = default
[DEBUG]   (f) uniqueVersion = true
[DEBUG]   (f) url = gs://gerrit-api@commondatastorage.googleapis.com/gerrit-api/release
[DEBUG]   (f) version = 2.8
[DEBUG] -- end configuration --
[INFO] [deploy:deploy-file {execution: default-cli}]
[DEBUG] not adding permissions to wagon connection
Uploading: gs://commondatastorage.googleapis.com/gerrit-api/release/com/google/gerrit/gerrit-extension-api/2.8/gerrit-extension-api-2.8.jar
[DEBUG] S3 Error Message.
org.jets3t.service.ServiceException: S3 Error Message. -- ResponseCode: 404, ResponseStatus: Not Found, XML Error Message: <?xml version='1.0' encoding='UTF-8'?><Error><Code>NoSuchBucket</Code><Message>The specified bucket does not exist.</Message></Error>

Actually, that "not adding permissions to wagon connection" line looks a bit suspicious.