Fix warnings

src/frame/headers.rs

@@ -3,11 +3,10 @@ use hpack;
 use frame::{self, Frame, Head, Kind, Error};
 use HeaderMap;
 
-use http::{self, request, response, version, uri, Method, StatusCode, Uri};
-use http::{Request, Response};
+use http::{self, version, uri, Request, Response, Method, StatusCode, Uri};
 use http::header::{self, HeaderName, HeaderValue};
 
-use bytes::{BytesMut, Bytes, Buf};
+use bytes::{BytesMut, Bytes};
 use byteorder::{BigEndian, ByteOrder};
 use string::String;
 
@@ -291,10 +290,6 @@ impl Headers {
         Ok(request)
     }
 
-    pub fn into_fields(self) -> HeaderMap {
-        self.fields
-    }
-
     pub fn encode(self, encoder: &mut hpack::Encoder, dst: &mut BytesMut)
         -> Option<Continuation>
     {

src/frame/mod.rs

@@ -1,7 +1,7 @@
 use hpack;
 use error::{ConnectionError, Reason};
 
-use bytes::{Bytes, Buf};
+use bytes::Bytes;
 
 use std::fmt;
 
@@ -56,6 +56,8 @@ pub use self::settings::{
     DEFAULT_MAX_FRAME_SIZE,
 };
 
+pub type FrameSize = u32;
+
 pub const HEADER_LEN: usize = 9;
 
 pub enum Frame<T = Bytes> {
@@ -100,18 +102,6 @@ impl<T> Frame<T> {
     }
 }
 
-impl<T: Buf> Frame<T> {
-    /// Returns the length of the frame as it applies to flow control.
-    pub fn flow_len(&self) -> usize {
-        use self::Frame::*;
-
-        match *self {
-            Data(ref frame) => frame.payload().remaining(),
-            _ => 0,
-        }
-    }
-}
-
 impl<T> fmt::Debug for Frame<T> {
     fn fmt(&self, fmt: &mut fmt::Formatter) -> fmt::Result {
         use self::Frame::*;

src/frame/priority.rs

@@ -72,12 +72,4 @@ impl StreamDependency {
     pub fn dependency_id(&self) -> StreamId {
         self.dependency_id
     }
-
-    pub fn weight(&self) -> u8 {
-        self.weight
-    }
-
-    pub fn is_exclusive(&self) -> bool {
-        self.is_exclusive
-    }
 }

src/frame/settings.rs

@@ -1,5 +1,4 @@
-use FrameSize;
-use frame::{Frame, Error, Head, Kind, StreamId};
+use frame::{Frame, FrameSize, Error, Head, Kind, StreamId};
 use bytes::{BytesMut, BufMut, BigEndian};
 
 #[derive(Debug, Clone, Default, Eq, PartialEq)]
@@ -54,10 +53,6 @@ impl Settings {
         self.flags.is_ack()
     }
 
-    pub fn enable_push(&self) -> Option<bool> {
-        self.enable_push.map(|n| n != 0)
-    }
-
     pub fn initial_window_size(&self) -> Option<u32> {
         self.initial_window_size
     }

src/frame/window_update.rs

@@ -1,5 +1,4 @@
-use StreamId;
-use frame::{self, Head, Kind, Error};
+use frame::{self, Head, Kind, Error, StreamId};
 
 use bytes::{BufMut, BigEndian};