What Does Donald Trump Mean for California Republicans?

Unlike most election years, California is now relevant in the Republican race for president. One hundred and seventy-two delegates are up for grabs in the June 7th primary, and Donald Trump is likely to grab a bunch of them. Is that a good or a bad thing for the Republican party here? The GOP isn’t much of a presence in California. How could that change with Trump? Also, what would a Trump campaign in California mean for other GOP candidates running in this year’s election?