Fix for C++ api change in LLVM 3.9 (#600)
Fix for C++ api change in LLVM 3.9 (#600)

Upstream, params() was renamed to parameters(). In order to support both
old and new LLVM, use the unchanged param_begin and param_end API.

Signed-off-by: Brenden Blanco <8e41c261aa8ddb01230a40c21c26a049c1f6d041@plumgrid.com>
iovisor/bcc,mcaleavya/bcc,mkacik/bcc,mkacik/bcc,shodoco/bcc,shodoco/bcc,romain-intel/bcc,romain-intel/bcc,mkacik/bcc,tuxology/bcc,mcaleavya/bcc,romain-intel/bcc,brendangregg/bcc,romain-intel/bcc,brendangregg/bcc,tuxology/bcc,mkacik/bcc,tuxology/bcc,iovisor/bcc,iovisor/bcc,brendangregg/bcc,iovisor/bcc,brendangregg/bcc,shodoco/bcc,iovisor/bcc,shodoco/bcc,mcaleavya/bcc,tuxology/bcc,brendangregg/bcc,romain-intel/bcc,mcaleavya/bcc,mcaleavya/bcc,tuxology/bcc,shodoco/bcc,mkacik/bcc