vbox_driver.c: use virConnectValidateURIPath()
vbox_driver.c: use virConnectValidateURIPath()

Reviewed-by: Cole Robinson <7cd45ff6ad1fb7cf556a02797d774247851499f8@redhat.com>
Suggested-by: Cole Robinson <7cd45ff6ad1fb7cf556a02797d774247851499f8@redhat.com>
Signed-off-by: Daniel Henrique Barboza <627b089ad62deae9aaf06ccfa2c9056df28927e0@gmail.com>

jfehlig/libvirt,jfehlig/libvirt,fabianfreyer/libvirt,fabianfreyer/libvirt,andreabolognani/libvirt,zippy2/libvirt,nertpinx/libvirt,libvirt/libvirt,fabianfreyer/libvirt,zippy2/libvirt,libvirt/libvirt,crobinso/libvirt,zippy2/libvirt,zippy2/libvirt,jardasgit/libvirt,jfehlig/libvirt,libvirt/libvirt,nertpinx/libvirt,crobinso/libvirt,andreabolognani/libvirt,fabianfreyer/libvirt,andreabolognani/libvirt,fabianfreyer/libvirt,crobinso/libvirt,olafhering/libvirt,olafhering/libvirt,olafhering/libvirt,libvirt/libvirt,nertpinx/libvirt,jardasgit/libvirt,nertpinx/libvirt,olafhering/libvirt,jardasgit/libvirt,nertpinx/libvirt,andreabolognani/libvirt,jardasgit/libvirt,jfehlig/libvirt,jardasgit/libvirt,andreabolognani/libvirt,crobinso/libvirt