[librsvg: 1/3] Fix needless late initialization

[Marge Bot <marge-bot src gnome org>]

commit d47dc95264f4b66cb6c2d1c3ed456d9bfbd5f0f7
Author: Michael Howell <michael notriddle com>
Date:   Mon Feb 14 14:54:23 2022 -0700

    Fix needless late initialization
    
    Recommended by nightly clippy.
    
    Part-of: <https://gitlab.gnome.org/GNOME/librsvg/-/merge_requests/663>

 src/accept_language.rs | 12 +++++-------
 src/marker.rs          | 22 ++++++++--------------
 2 files changed, 13 insertions(+), 21 deletions(-)
---
diff --git a/src/accept_language.rs b/src/accept_language.rs
index 1a9819440..4034ed5eb 100644
--- a/src/accept_language.rs
+++ b/src/accept_language.rs
@@ -123,9 +123,7 @@ impl Item {
         let tag = LanguageTag::parse(before_semicolon)
             .map_err(AcceptLanguageError::InvalidLanguageTag)?;
 
-        let weight;
-
-        if let Some(quality) = after_semicolon {
+        let weight = if let Some(quality) = after_semicolon {
             let quality = quality.trim_start_matches(&OWS[..]);
 
             let number = if let Some(qvalue) = quality.strip_prefix("q=") {
@@ -154,12 +152,12 @@ impl Item {
                 return Err(AcceptLanguageError::InvalidWeight);
             };
 
-            weight = Weight(Some(
+            Weight(Some(
                 f32::from_str(number).map_err(|_| AcceptLanguageError::InvalidWeight)?,
-            ));
+            ))
         } else {
-            weight = Weight(None);
-        }
+            Weight(None)
+        };
 
         Ok(Item { tag, weight })
     }
diff --git a/src/marker.rs b/src/marker.rs
index 4fcf87e81..ee438201a 100644
--- a/src/marker.rs
+++ b/src/marker.rs
@@ -352,20 +352,14 @@ impl From<&Path> for Segments {
     fn from(path: &Path) -> Segments {
         let mut last_x: f64;
         let mut last_y: f64;
-        let mut cur_x: f64;
-        let mut cur_y: f64;
-        let mut subpath_start_x: f64;
-        let mut subpath_start_y: f64;
-        let mut segments: Vec<Segment>;
-        let mut state: SegmentState;
-
-        cur_x = 0.0;
-        cur_y = 0.0;
-        subpath_start_x = 0.0;
-        subpath_start_y = 0.0;
-
-        segments = Vec::new();
-        state = SegmentState::Initial;
+
+        let mut cur_x: f64 = 0.0;
+        let mut cur_y: f64 = 0.0;
+        let mut subpath_start_x: f64 = 0.0;
+        let mut subpath_start_y: f64 = 0.0;
+
+        let mut segments = Vec::new();
+        let mut state = SegmentState::Initial;
 
         for path_command in path.iter() {
             last_x = cur_x;