[librsvg] Remove unused imports

[Federico Mena Quintero <federico src gnome org>]

commit 91ceafdee6e0a369c72f66f250246c3e36d7332d
Author: Federico Mena Quintero <federico gnome org>
Date:   Mon Sep 4 21:34:58 2017 -0500

    Remove unused imports

 rust/src/property_bag.rs |    2 --
 1 files changed, 0 insertions(+), 2 deletions(-)
---
diff --git a/rust/src/property_bag.rs b/rust/src/property_bag.rs
index 72b50e9..90d06f7 100644
--- a/rust/src/property_bag.rs
+++ b/rust/src/property_bag.rs
@@ -3,8 +3,6 @@ use ::glib::translate::*;
 use ::libc;
 
 use error::*;
-use length::*;
-use transform::*;
 use parsers::Parse;
 
 pub enum RsvgPropertyBag {}