Pass RsExpandKernelDriverInfo not RsExpandKernelParams.

Which is to say: retire RsExpandKernelParams and pass RsExpandKernelDriverInfo
directly to kernel wrapper functions instead.

Requires related change in frameworks/compile/libbcc.

Change-Id: I453f45ec18f389e88e27fcfa57ddf245d077cb98
diff --git a/cpu_ref/rsCpuScript.h b/cpu_ref/rsCpuScript.h
index aaaa2a2..72da141 100644
--- a/cpu_ref/rsCpuScript.h
+++ b/cpu_ref/rsCpuScript.h
@@ -43,7 +43,7 @@
 class RsdCpuScriptImpl : public RsdCpuReferenceImpl::CpuScript {
 public:
     typedef void (*outer_foreach_t)(
-        const RsExpandKernelParams *,
+        const RsExpandKernelDriverInfo *,
         uint32_t x1, uint32_t x2,
         uint32_t outstep);