RFR (S) 8211239: Build fails without JFR: empty JFR events signatures mismatch

[Aleksey Shipilev]

On 10/01/2018 01:07 PM, David Holmes wrote:
> Okay I see how this fits together now.
> 
> Reviewed.

Thanks! jdk-submit is unresponsive. Okay if I push this with only this testing?

Testing: Linux/x86_64 +jfr/-jfr build, Linux/x86_64 run-test jdk/jfr

-Aleksey