Don't use a global for early_callback_called.

We have a stateful object hanging off the SSL* now. May as well use it and
avoid having to remember to reset that.

Change-Id: I5fc5269aa9b158517dd551036e658afaa2ef9acd
Reviewed-on: https://boringssl-review.googlesource.com/3349
Reviewed-by: Adam Langley <agl@google.com>
1 file changed