[librsvg] svg: cascade the tree when the Svg is loaded

[Federico Mena Quintero <federico src gnome org>]

commit 68531efb3f90e853dafa0b925e56eacc5ad1e18a
Author: Paolo Borelli <pborelli gnome org>
Date:   Sun Jan 13 12:36:29 2019 +0100

    svg: cascade the tree when the Svg is loaded
    
    Instead of waiting for the first draw

 rsvg_internals/src/handle.rs | 4 ----
 rsvg_internals/src/svg.rs    | 6 ++----
 2 files changed, 2 insertions(+), 8 deletions(-)
---
diff --git a/rsvg_internals/src/handle.rs b/rsvg_internals/src/handle.rs
index f71a7ddd..fa7d2b6a 100644
--- a/rsvg_internals/src/handle.rs
+++ b/rsvg_internals/src/handle.rs
@@ -300,10 +300,6 @@ impl Handle {
             draw_ctx.add_node_and_ancestors_to_stack(node);
         }
 
-        let svg_ref = self.svg.borrow();
-        let svg = svg_ref.as_ref().unwrap();
-        svg.cascade();
-
         draw_ctx
     }
 
diff --git a/rsvg_internals/src/svg.rs b/rsvg_internals/src/svg.rs
index a2c61c93..8885afc2 100644
--- a/rsvg_internals/src/svg.rs
+++ b/rsvg_internals/src/svg.rs
@@ -33,6 +33,8 @@ pub struct Svg {
 
 impl Svg {
     pub fn new(tree: Tree, ids: HashMap<String, RsvgNode>, load_options: LoadOptions) -> Svg {
+        tree.cascade();
+
         Svg {
             tree,
             ids,
@@ -71,10 +73,6 @@ impl Svg {
     pub fn lookup_node_by_id(&self, id: &str) -> Option<RsvgNode> {
         self.ids.get(id).map(|n| (*n).clone())
     }
-
-    pub fn cascade(&self) {
-        self.tree.cascade();
-    }
 }
 
 struct Resources {