Bug 1576034 - Fix bare-trait-objects warnings in direct-composition. r=jrmuizel

Differential Revision: https://phabricator.services.mozilla.com/D43204

--HG--
extra : moz-landing-system : lando

gfx/wr/direct-composition/src/lib.rs

@@ -28,7 +28,7 @@ pub struct DirectComposition {
     dxgi_factory: ComPtr<IDXGIFactory2>,
 
     egl: Rc<egl::SharedEglThings>,
-    pub gleam: Rc<gleam::gl::Gl>,
+    pub gleam: Rc<dyn gleam::gl::Gl>,
 
     composition_device: ComPtr<IDCompositionDevice>,
     root_visual: ComPtr<IDCompositionVisual>,
@@ -150,7 +150,7 @@ pub struct AngleVisual {
     visual: ComPtr<IDCompositionVisual>,
     swap_chain: ComPtr<winapi::shared::dxgi1_2::IDXGISwapChain1>,
     egl: egl::PerVisualEglThings,
-    pub gleam: Rc<gleam::gl::Gl>,
+    pub gleam: Rc<dyn gleam::gl::Gl>,
 }
 
 impl AngleVisual {

gfx/wr/direct-composition/src/main_windows.rs

@@ -194,7 +194,7 @@ struct Notifier {
 }
 
 impl api::RenderNotifier for Notifier {
-    fn clone(&self) -> Box<api::RenderNotifier> {
+    fn clone(&self) -> Box<dyn api::RenderNotifier> {
         Box::new(Clone::clone(self))
     }