RFR(M): 8135068: Extract methodmatchers from CompilerOracle

[Roland Westrelin]

> hotspot: http://cr.openjdk.java.net/~neliasso/8135068/webrev.05/

Shouldn’t CompilerOracle::should_not_inline() be something like:

check_predicate(DontInlineCommand, method) || check_predicate(ExcludeCommand], method))

Same for CompilerOracle::should_exclude()?

Anyway, that looks good to me.

Roland.