Function lowerCaseEntries

github-actions/browserstack/set-browserstack-env.js:10901–10907

(headers)

        kMockAgent: Symbol("mock agent"),
        kMockAgentSet: Symbol("mock agent set"),
        kMockAgentGet: Symbol("mock agent get"),
        kMockDispatch: Symbol("mock dispatch"),
        kClose: Symbol("close"),
        kOriginalClose: Symbol("original agent close"),
        kOrigin: Symbol("origin"),
        kIsMockActive: Symbol("is mock active"),
        kNetConnect: Symbol("net connect"),
        kGetNetConnect: Symbol("get net connect"),
        kConnected: Symbol("connected")
      };