Fix clippy::needless_lifetimes lints (#138)

path/src/path.rs

@@ -265,7 +265,7 @@ pub struct PathSegmentsIter<'a> {
     last_point: Point,
 }
 
-impl<'a> PathSegmentsIter<'a> {
+impl PathSegmentsIter<'_> {
     /// Sets the auto closing mode. Off by default.
     ///
     /// When enabled, emits an additional `PathSegment::Line` from the current position
@@ -331,7 +331,7 @@ impl<'a> PathSegmentsIter<'a> {
     }
 }
 
-impl<'a> Iterator for PathSegmentsIter<'a> {
+impl Iterator for PathSegmentsIter<'_> {
     type Item = PathSegment;
 
     fn next(&mut self) -> Option<Self::Item> {

path/src/stroker.rs

@@ -23,7 +23,7 @@ struct SwappableBuilders<'a> {
     outer: &'a mut PathBuilder,
 }
 
-impl<'a> SwappableBuilders<'a> {
+impl SwappableBuilders<'_> {
     fn swap(&mut self) {
         // Skia swaps pointers to inner and outer builders during joining,
         // but not builders itself. So a simple `core::mem::swap` will produce invalid results.

src/edge_builder.rs

@@ -269,7 +269,7 @@ pub struct PathEdgeIter<'a> {
     needs_close_line: bool,
 }
 
-impl<'a> PathEdgeIter<'a> {
+impl PathEdgeIter<'_> {
     fn close_line(&mut self) -> Option<PathEdge> {
         self.needs_close_line = false;
 
@@ -278,7 +278,7 @@ impl<'a> PathEdgeIter<'a> {
     }
 }
 
-impl<'a> Iterator for PathEdgeIter<'a> {
+impl Iterator for PathEdgeIter<'_> {
     type Item = PathEdge;
 
     fn next(&mut self) -> Option<Self::Item> {

src/painter.rs

@@ -86,7 +86,7 @@ impl Default for Paint<'_> {
     }
 }
 
-impl<'a> Paint<'a> {
+impl Paint<'_> {
     /// Sets a paint source to a solid color.
     pub fn set_color(&mut self, color: Color) {
         self.shader = Shader::SolidColor(color);

src/pipeline/mod.rs

@@ -143,7 +143,7 @@ pub enum Stage {
 
 pub const STAGES_COUNT: usize = Stage::GammaCompressSrgb as usize + 1;
 
-impl<'a> PixmapRef<'a> {
+impl PixmapRef<'_> {
     #[inline(always)]
     pub(crate) fn gather(&self, index: u32x8) -> [PremultipliedColorU8; highp::STAGE_WIDTH] {
         let index: [u32; 8] = bytemuck::cast(index);
@@ -161,7 +161,7 @@ impl<'a> PixmapRef<'a> {
     }
 }
 
-impl<'a> SubPixmapMut<'a> {
+impl SubPixmapMut<'_> {
     #[inline(always)]
     pub(crate) fn offset(&self, dx: usize, dy: usize) -> usize {
         self.real_width * dy + dx

src/pixmap.rs

@@ -571,7 +571,7 @@ pub struct SubPixmapMut<'a> {
     pub real_width: usize,
 }
 
-impl<'a> SubPixmapMut<'a> {
+impl SubPixmapMut<'_> {
     /// Returns a mutable slice of pixels.
     pub fn pixels_mut(&mut self) -> &mut [PremultipliedColorU8] {
         bytemuck::cast_slice_mut(self.data)

src/shaders/mod.rs

@@ -56,7 +56,7 @@ pub enum Shader<'a> {
     Pattern(Pattern<'a>),
 }
 
-impl<'a> Shader<'a> {
+impl Shader<'_> {
     /// Checks if the shader is guaranteed to produce only opaque colors.
     pub fn is_opaque(&self) -> bool {
         match self {