Kill some warnings: unused imports and old #[deny(..)]s.

Author: huonw

src/libcore/core.rc

@@ -51,7 +51,6 @@ Implicitly, all crates behave as if they included the following prologue:
 #[warn(vecs_implicitly_copyable)];
 #[deny(non_camel_case_types)];
 #[allow(deprecated_mutable_fields)];
-#[deny(deprecated_self)];
 #[allow(deprecated_drop)];
 
 // On Linux, link to the runtime with -lrt.

src/libcore/repr.rs

@@ -24,7 +24,6 @@ use managed;
 use ptr;
 use reflect;
 use reflect::{MovePtr, MovePtrAdaptor, align};
-use str;
 use sys;
 use to_str::ToStr;
 use vec::UnboxedVecRepr;

src/libcore/vec.rs

@@ -2547,7 +2547,6 @@ impl<A:Clone> Clone for ~[A] {
 #[cfg(test)]
 mod tests {
     use option::{None, Option, Some};
-    use option;
     use sys;
     use vec::*;
     use cmp::*;

src/libfuzzer/fuzzer.rc

@@ -25,7 +25,6 @@
 #[allow(non_camel_case_types)];
 #[allow(deprecated_mode)];
 #[allow(deprecated_pattern)];
-#[deny(deprecated_self)];
 
 extern mod core(vers = "0.6");
 extern mod std(vers = "0.6");

src/librust/rust.rc

@@ -12,8 +12,6 @@
 // FIXME #2238 Make commands run and test emit proper file endings on winds
 // FIXME #2238 Make run only accept source that emits an executable
 
-#[deny(deprecated_self)];
-
 #[link(name = "rust",
        vers = "0.6",
        uuid = "4a24da33-5cc8-4037-9352-2cbe9bd9d27c",

src/librustc/driver/driver.rs

@@ -25,7 +25,6 @@ use util::common::time;
 use util::ppaux;
 
 use core::int;
-use core::io::WriterUtil;
 use core::io;
 use core::os;
 use core::str;

src/librustc/middle/kind.rs

@@ -56,8 +56,6 @@ use syntax::{visit, ast_util};
 // primitives in the stdlib are explicitly annotated to only take sendable
 // types.
 
-use core::hashmap::linear::LinearSet;
-
 pub static try_adding: &'static str = "Try adding a move";
 
 pub type rval_map = HashMap<node_id, ()>;

src/librustc/rustc.rc

@@ -24,7 +24,6 @@
 #[allow(non_camel_case_types)];
 #[allow(deprecated_mode)];
 #[warn(deprecated_pattern)];
-#[deny(deprecated_self)];
 
 #[no_core];
 

src/librustdoc/rustdoc.rc

@@ -22,7 +22,6 @@
 #[no_core];
 
 #[allow(non_implicitly_copyable_typarams)];
-#[deny(deprecated_self)];
 
 extern mod core(vers = "0.6");
 extern mod std(vers = "0.6");

src/librustdoc/trim_pass.rs

@@ -18,8 +18,6 @@ is interpreted as the brief description.
 use pass::Pass;
 use text_pass;
 
-use core::str;
-
 pub fn mk_pass() -> Pass {
     text_pass::mk_pass(~"trim", |s| s.trim().to_owned() )
 }