Add support for fullscreen #10102

components/compositing/compositor_thread.rs

@@ -128,7 +128,9 @@ pub enum Msg {
     /// Runs a closure in the compositor thread.
     /// It's used to dispatch functions from webrender to the main thread's event loop.
     /// Required to allow WGL GLContext sharing in Windows.
-    Dispatch(Box<Fn() + Send>)
+    Dispatch(Box<Fn() + Send>),
+    /// Enter or exit fullscreen
+    SetFullscreenState(bool),
 }
 
 impl Debug for Msg {
@@ -161,6 +163,7 @@ impl Debug for Msg {
             Msg::PipelineExited(..) => write!(f, "PipelineExited"),
             Msg::NewScrollFrameReady(..) => write!(f, "NewScrollFrameReady"),
             Msg::Dispatch(..) => write!(f, "Dispatch"),
+            Msg::SetFullscreenState(..) => write!(f, "SetFullscreenState"),
         }
     }
 }