[XEND][POWERPC] Remove FlatDeviceTree.py, eliminate devtree from prose builder.

Signed-off-by: Ryan Harper <ryanh@us.ibm.com>
Signed-off-by: Jimi Xenidis <jimix@watson.ibm.com>

tools/python/xen/lowlevel/xc/xc.c

@@ -947,28 +947,26 @@ static PyObject *pyxc_prose_build(XcObject *self,
     unsigned int mem_mb;
     unsigned long store_mfn = 0;
     unsigned long console_mfn = 0;
-    void *arch_args = NULL;
     int unused;
 
     static char *kwd_list[] = { "dom", "store_evtchn",
                                 "console_evtchn", "image", "memsize",
                                 /* optional */
                                 "ramdisk", "cmdline", "flags",
-                                "features", "arch_args", NULL };
+                                "features", NULL };
 
-    if ( !PyArg_ParseTupleAndKeywords(args, kwds, "iiiis|ssiss#", kwd_list,
+    if ( !PyArg_ParseTupleAndKeywords(args, kwds, "iiiis|ssis#", kwd_list,
                                       &dom, &store_evtchn, &mem_mb,
                                       &console_evtchn, &image,
                                       /* optional */
                                       &ramdisk, &cmdline, &flags,
-                                      &features, &arch_args, &unused) )
+                                      &features, &unused) )
         return NULL;
 
     if ( xc_prose_build(self->xc_handle, dom, mem_mb, image,
                         ramdisk, cmdline, features, flags,
                         store_evtchn, &store_mfn,
-                        console_evtchn, &console_mfn,
-                        arch_args) != 0 ) {
+                        console_evtchn, &console_mfn) != 0 ) {
         if (!errno)
              errno = EINVAL;
         return pyxc_error_to_exception();