Remove emscripten implementation

src/platform/emscripten/mod.rs

@@ -1,64 +0,0 @@
-#![cfg(target_os = "emscripten")]
-
-use Api;
-use ContextError;
-use CreationError;
-use GlAttributes;
-use GlContext;
-use PixelFormat;
-use PixelFormatRequirements;
-
-pub use api::emscripten::{Window, WindowProxy, MonitorId, get_available_monitors};
-pub use api::emscripten::{get_primary_monitor, WaitEventsIterator, PollEventsIterator};
-
-pub struct HeadlessContext(Window);
-
-impl HeadlessContext {
-    /// See the docs in the crate root file.
-    #[inline]
-    pub fn new(_: (u32, u32), _: &PixelFormatRequirements, _: &GlAttributes<&HeadlessContext>)
-               -> Result<HeadlessContext, CreationError>
-    {
-        unimplemented!()
-    }
-}
-
-impl GlContext for HeadlessContext {
-    #[inline]
-    unsafe fn make_current(&self) -> Result<(), ContextError> {
-        self.0.make_current()
-    }
-
-    #[inline]
-    fn is_current(&self) -> bool {
-        self.0.is_current()
-    }
-
-    #[inline]
-    fn get_proc_address(&self, addr: &str) -> *const () {
-        self.0.get_proc_address(addr)
-    }
-
-    #[inline]
-    fn swap_buffers(&self) -> Result<(), ContextError> {
-        self.0.swap_buffers()
-    }
-
-    #[inline]
-    fn get_api(&self) -> Api {
-        self.0.get_api()
-    }
-
-    #[inline]
-    fn get_pixel_format(&self) -> PixelFormat {
-        self.0.get_pixel_format()
-    }
-}
-
-unsafe impl Send for HeadlessContext {}
-unsafe impl Sync for HeadlessContext {}
-
-#[derive(Clone, Default)]
-pub struct PlatformSpecificWindowBuilderAttributes;
-#[derive(Clone, Default)]
-pub struct PlatformSpecificHeadlessBuilderAttributes;