[librsvg: 11/14] Remove unused error variant

[Federico Mena Quintero <federico src gnome org>]

commit 04d900dd53be56186e6e198a4102df7f8283f7e4
Author: Federico Mena Quintero <federico gnome org>
Date:   Mon Nov 11 16:59:47 2019 -0600

    Remove unused error variant

 rsvg_internals/src/css.rs | 1 -
 1 file changed, 1 deletion(-)
---
diff --git a/rsvg_internals/src/css.rs b/rsvg_internals/src/css.rs
index 9858a9b1..9c5fbaa9 100644
--- a/rsvg_internals/src/css.rs
+++ b/rsvg_internals/src/css.rs
@@ -153,7 +153,6 @@ pub struct RuleParser;
 /// Errors from the CSS parsing process
 pub enum CssParseErrorKind<'i> {
     Selector(selectors::parser::SelectorParseErrorKind<'i>),
-    Value(ValueErrorKind),
 }
 
 impl<'i> From<selectors::parser::SelectorParseErrorKind<'i>> for CssParseErrorKind<'i> {