[librsvg: 2/4] xml: move set style recursion helper

[Federico Mena Quintero <federico src gnome org>]

commit d97645a0171e9402d2fecf900b42daff1b8a9380
Author: Paolo Borelli <pborelli gnome org>
Date:   Sun Jun 9 11:37:46 2019 +0200

    xml: move set style recursion helper

 rsvg_internals/src/node.rs | 10 +---------
 rsvg_internals/src/xml.rs  | 10 +++++++++-
 2 files changed, 10 insertions(+), 10 deletions(-)
---
diff --git a/rsvg_internals/src/node.rs b/rsvg_internals/src/node.rs
index 520c0f2b..56cc1366 100644
--- a/rsvg_internals/src/node.rs
+++ b/rsvg_internals/src/node.rs
@@ -254,7 +254,7 @@ impl NodeData {
 
     // Sets the node's specified values from the style-related attributes in the pbag.
     // Also applies CSS rules in our limited way based on the node's tag/class/id.
-    fn set_style(&self, node: &RsvgNode, css_rules: &CssRules) {
+    pub fn set_style(&self, node: &RsvgNode, css_rules: &CssRules) {
         self.set_css_styles(node, css_rules);
         self.set_style_attribute();
     }
@@ -485,14 +485,6 @@ impl RsvgNode {
         }
     }
 
-    pub fn set_styles_recursively(&self, node: &RsvgNode, css_rules: &CssRules) {
-        self.borrow().set_style(node, css_rules);
-
-        for child in self.children() {
-            child.set_styles_recursively(&child, css_rules);
-        }
-    }
-
     pub fn draw(
         &self,
         cascaded: &CascadedValues<'_>,
diff --git a/rsvg_internals/src/xml.rs b/rsvg_internals/src/xml.rs
index de663675..683891bd 100644
--- a/rsvg_internals/src/xml.rs
+++ b/rsvg_internals/src/xml.rs
@@ -116,7 +116,7 @@ impl XmlState {
             Some(ref root) if root.borrow().get_type() == NodeType::Svg => {
                 let root = self.tree_root.take().unwrap();
 
-                root.set_styles_recursively(&root, self.css_rules.as_ref().unwrap());
+                set_styles_recursively(&root, self.css_rules.as_ref().unwrap());
 
                 Ok(Svg::new(
                     root,
@@ -534,6 +534,14 @@ fn skip_namespace(s: &str) -> &str {
     s.find(':').map_or(s, |pos| &s[pos + 1..])
 }
 
+fn set_styles_recursively(node: &RsvgNode, css_rules: &CssRules) {
+    node.borrow().set_style(node, css_rules);
+
+    for child in node.children() {
+        set_styles_recursively(&child, css_rules);
+    }
+}
+
 // https://www.w3.org/TR/xml-stylesheet/
 //
 // The syntax for the xml-stylesheet processing instruction we support