Fix trailing whitespace

Author: mneumann

src/libstd/rt/backtrace.rs

@@ -465,13 +465,13 @@ mod imp {
         // be in "permanent memory", so we copy it to a static and then use the
         // static as the pointer.
         //
-        // FIXME: We also call self_exe_name() on DragonFly BSD. I haven't 
+        // FIXME: We also call self_exe_name() on DragonFly BSD. I haven't
         //        tested if this is required or not.
         unsafe fn init_state() -> *mut backtrace_state {
             static mut STATE: *mut backtrace_state = 0 as *mut backtrace_state;
             static mut LAST_FILENAME: [libc::c_char, ..256] = [0, ..256];
             if !STATE.is_null() { return STATE }
-            let selfname = if cfg!(target_os = "freebsd") || 
+            let selfname = if cfg!(target_os = "freebsd") ||
                               cfg!(target_os = "dragonfly") {
                 os::self_exe_name()
             } else {

src/libsyntax/abi.rs

@@ -11,7 +11,7 @@
 use std::fmt;
 
 #[deriving(PartialEq)]
-pub enum Os { OsWin32, OsMacos, OsLinux, OsAndroid, OsFreebsd, OsiOS, 
+pub enum Os { OsWin32, OsMacos, OsLinux, OsAndroid, OsFreebsd, OsiOS,
               OsDragonfly }
 
 #[deriving(PartialEq, Eq, Hash, Encodable, Decodable, Clone)]