Fix the python type dismatch exception when HVM restore

Signed-off-by: Zhai Edwin <edwin.zhai@xxxxxxxxx>

diff -r a0bf35c39ccb tools/python/xen/xend/XendCheckpoint.py
--- a/tools/python/xen/xend/XendCheckpoint.py	Thu Mar 15 14:31:03 2007 +0800
+++ b/tools/python/xen/xend/XendCheckpoint.py	Thu Mar 15 15:34:26 2007 +0800
@@ -193,8 +193,8 @@ def restore(xd, fd, dominfo = None, paus
     is_hvm = dominfo.info.is_hvm()
     if is_hvm:
         hvm  = dominfo.info['memory_static_min']
-        apic = dominfo.info['platform'].get('apic', 0)
-        pae  = dominfo.info['platform'].get('pae',  0)
+        apic = int(dominfo.info['platform'].get('apic', 0))
+        pae  = int(dominfo.info['platform'].get('pae',  0))
         log.info("restore hvm domain %d, mem=%d, apic=%d, pae=%d",
                  dominfo.domid, hvm, apic, pae)
     else: