Merge pull request #1344 from bvssvni/master

Use `dyn` keyword in pistoncore-window

src/window/src/lib.rs

@@ -190,7 +190,7 @@ pub trait BuildFromWindowSettings: Sized {
     ///
     /// See your backend's documentation for details about what kind of
     /// error strings can be returned, and the conditions for error.
-    fn build_from_window_settings(settings: &WindowSettings) -> Result<Self, Box<Error>>;
+    fn build_from_window_settings(settings: &WindowSettings) -> Result<Self, Box<dyn Error>>;
 }
 
 /// Trait representing the minimum requirements for defining a window.
@@ -461,7 +461,7 @@ impl WindowSettings {
     /// This function will return an error if your backend returns an error.
     /// See your backend's documentation on `build_from_window_settings()`
     /// for more details.
-    pub fn build<W: BuildFromWindowSettings>(&self) -> Result<W, Box<Error>> {
+    pub fn build<W: BuildFromWindowSettings>(&self) -> Result<W, Box<dyn Error>> {
         BuildFromWindowSettings::build_from_window_settings(self)
     }
 

src/window/src/no_window.rs

@@ -75,7 +75,7 @@ impl BuildFromWindowSettings for NoWindow {
     /// # Errors
     ///
     /// This function will always return without error.
-    fn build_from_window_settings(settings: &WindowSettings) -> Result<Self, Box<Error>> {
+    fn build_from_window_settings(settings: &WindowSettings) -> Result<Self, Box<dyn Error>> {
         Ok(NoWindow::new(settings))
     }
 }