hg: jdk8u/jdk8u/jdk: 8197441: Signature#initSign/initVerify for an invalid private/public key fails with ClassCastException for SunPKCS11 provider

[dcherepanov at azul.com]

Changeset: 2a93ed39a4e9
Author:    valeriep
Date:      2018-04-13 18:07 +0000
URL:       https://hg.openjdk.java.net/jdk8u/jdk8u/jdk/rev/2a93ed39a4e9

8197441: Signature#initSign/initVerify for an invalid private/public key fails with ClassCastException for SunPKCS11 provider
Summary: Rethrow ClassCastException with InvalidKeyException
Reviewed-by: ascarpino

! src/share/classes/sun/security/pkcs11/P11Signature.java