RFR(XS) 8224931: disable JAOTC invokedynamic support until 8223533 is fixed

[dean.long at oracle.com]

https://bugs.openjdk.java.net/browse/JDK-8224931
http://cr.openjdk.java.net/~dlong/8224931/webrev/

Disable JAOTC invokedynamic support temporarily.  Register a plugin that 
always returns false for supportsDynamicInvoke(), which causes the 
parser to insert deoptimize nodes.

dl