ws/context: Increase write() visibility to public (#402)

This type is introduced to avoid confusion between the `.binary()` and `.write_raw()` methods on WebSocket contexts

src/ws/client.rs

@@ -27,7 +27,7 @@ use client::{
     Pipeline, SendRequest, SendRequestError,
 };
 
-use super::frame::Frame;
+use super::frame::{Frame, FramedMessage};
 use super::proto::{CloseReason, OpCode};
 use super::{Message, ProtocolError, WsWriter};
 
@@ -529,10 +529,10 @@ pub struct ClientWriter {
 impl ClientWriter {
     /// Write payload
     #[inline]
-    fn write(&mut self, mut data: Binary) {
+    fn write(&mut self, mut data: FramedMessage) {
         let inner = self.inner.borrow_mut();
         if !inner.closed {
-            let _ = inner.tx.unbounded_send(data.take());
+            let _ = inner.tx.unbounded_send(data.0.take());
         } else {
             warn!("Trying to write to disconnected response");
         }