4 files changed, 9 insertions, 12 deletions
diff --git a/src/win32/callback.rs b/src/win32/callback.rs
index f9ec653..bbf5b55 100644
--- a/src/win32/callback.rs
+++ b/src/win32/callback.rs
@@ -1,6 +1,6 @@
 use std::rc::Rc;
 use std::cell::RefCell;
-use std::sync::mpsc::{Sender, Receiver, channel};
+use std::sync::mpsc::Sender;
 
 use Event;
 use super::event;
@@ -52,7 +52,7 @@ pub unsafe extern "system" fn callback(window: winapi::HWND, msg: winapi::UINT,
                 };
 
                 if win == &window {
-                    unsafe { user32::PostQuitMessage(0); }
+                    user32::PostQuitMessage(0);
                 }
             });
 
@@ -83,7 +83,7 @@ pub unsafe extern "system" fn callback(window: winapi::HWND, msg: winapi::UINT,
         winapi::WM_CHAR => {
             use std::mem;
             use events::Event::ReceivedCharacter;
-            let chr: char = unsafe { mem::transmute(wparam as u32) };
+            let chr: char = mem::transmute(wparam as u32);
             send_event(window, ReceivedCharacter(chr));
             0
         },
@@ -188,7 +188,7 @@ pub unsafe extern "system" fn callback(window: winapi::HWND, msg: winapi::UINT,
             0
         },
 
-        _ => unsafe {
+        _ => {
             user32::DefWindowProcW(window, msg, wparam, lparam)
         }
     }
diff --git a/src/win32/init.rs b/src/win32/init.rs
index 8d2eb1e..5266ae4 100644
--- a/src/win32/init.rs
+++ b/src/win32/init.rs
@@ -235,7 +235,7 @@ unsafe fn init(title: Vec<u16>, builder: BuilderAttribs<'static>,
     // handling vsync
     if builder.vsync {
         if extra_functions.SwapIntervalEXT.is_loaded() {
-            let guard = try!(CurrentContextGuard::make_current(&real_window, &context));
+            let _guard = try!(CurrentContextGuard::make_current(&real_window, &context));
 
             if extra_functions.SwapIntervalEXT(1) == 0 {
                 return Err(OsError(format!("wglSwapIntervalEXT failed")));
diff --git a/src/win32/mod.rs b/src/win32/mod.rs
index 6b90f65..9daf0c3 100644
--- a/src/win32/mod.rs
+++ b/src/win32/mod.rs
@@ -1,7 +1,6 @@
 use std::sync::atomic::AtomicBool;
 use std::ptr;
 use std::ffi::CString;
-use std::collections::VecDeque;
 use std::sync::mpsc::Receiver;
 use libc;
 use {CreationError, Event, MouseCursor};
diff --git a/src/win32/monitor.rs b/src/win32/monitor.rs
index b5ffe2d..886d0bf 100644
--- a/src/win32/monitor.rs
+++ b/src/win32/monitor.rs
@@ -2,6 +2,7 @@ use winapi;
 use user32;
 
 use std::collections::VecDeque;
+use std::mem;
 
 use native_monitor::NativeMonitorId;
 
@@ -83,15 +84,12 @@ impl Iterator for DeviceEnumerator {
 
 fn wchar_as_string(wchar: &[winapi::WCHAR]) -> String {
     String::from_utf16_lossy(wchar)
-        .as_slice()
         .trim_right_matches(0 as char)
         .to_string()
 }
 
 /// Win32 implementation of the main `get_available_monitors` function.
 pub fn get_available_monitors() -> VecDeque<MonitorID> {
-    use std::{iter, mem, ptr};
-
     // return value
     let mut result = VecDeque::new();
 
@@ -120,8 +118,8 @@ pub fn get_available_monitors() -> VecDeque<MonitorID> {
             // adding to the resulting list
             result.push_back(MonitorID {
                 adapter_name: adapter.DeviceName,
-                monitor_name: wchar_as_string(monitor.DeviceName.as_slice()),
-                readable_name: wchar_as_string(monitor.DeviceString.as_slice()),
+                monitor_name: wchar_as_string(&monitor.DeviceName),
+                readable_name: wchar_as_string(&monitor.DeviceString),
                 flags: monitor.StateFlags,
                 position: position,
                 dimensions: dimensions,
@@ -165,7 +163,7 @@ impl MonitorID {
     /// This is a Win32-only function for `MonitorID` that returns the system name of the adapter
     /// device.
     pub fn get_adapter_name(&self) -> &[winapi::WCHAR] {
-        self.adapter_name.as_slice()
+        &self.adapter_name
     }
 
     /// This is a Win32-only function for `MonitorID` that returns the position of the