Remove a ton of public reexports

Remove most of the public reexports mentioned in #19253

These are all leftovers from the enum namespacing transition

In particular:

* src/libstd/num/strconv.rs
 * ExponentFormat
 * SignificantDigits
 * SignFormat
* src/libstd/path/windows.rs
 * PathPrefix
* src/libstd/sys/windows/timer.rs
 * Req
* src/libcollections/str.rs
 * MaybeOwned
* src/libstd/collections/hash/map.rs
 * Entry
* src/libstd/collections/hash/table.rs
 * BucketState
* src/libstd/dynamic_lib.rs
 * Rtld
* src/libstd/io/net/ip.rs
 * IpAddr
* src/libstd/os.rs
 * MemoryMapKind
 * MapOption
 * MapError
* src/libstd/sys/common/net.rs
 * SocketStatus
 * InAddr
* src/libstd/sys/unix/timer.rs
 * Req

[breaking-change]

3 files changed, 23 insertions, 19 deletions

diff --git a/src/libstd/num/f32.rs b/src/libstd/num/f32.rs
index d307e1f7415..951627b26ca 100644
--- a/src/libstd/num/f32.rs
+++ b/src/libstd/num/f32.rs
@@ -21,6 +21,9 @@ use intrinsics;
 use libc::c_int;
 use num::{Float, FloatMath};
 use num::strconv;
+use num::strconv::ExponentFormat::{ExpNone, ExpDec};
+use num::strconv::SignificantDigits::{DigAll, DigMax, DigExact};
+use num::strconv::SignFormat::SignNeg;
 
 pub use core::f32::{RADIX, MANTISSA_DIGITS, DIGITS, EPSILON, MIN_VALUE};
 pub use core::f32::{MIN_POS_VALUE, MAX_VALUE, MIN_EXP, MAX_EXP, MIN_10_EXP};
@@ -252,7 +255,7 @@ impl FloatMath for f32 {
 #[experimental = "may be removed or relocated"]
 pub fn to_string(num: f32) -> String {
     let (r, _) = strconv::float_to_str_common(
-        num, 10u, true, strconv::SignNeg, strconv::DigAll, strconv::ExpNone, false);
+        num, 10u, true, SignNeg, DigAll, ExpNone, false);
     r
 }
 
@@ -265,7 +268,7 @@ pub fn to_string(num: f32) -> String {
 #[experimental = "may be removed or relocated"]
 pub fn to_str_hex(num: f32) -> String {
     let (r, _) = strconv::float_to_str_common(
-        num, 16u, true, strconv::SignNeg, strconv::DigAll, strconv::ExpNone, false);
+        num, 16u, true, SignNeg, DigAll, ExpNone, false);
     r
 }
 
@@ -279,8 +282,7 @@ pub fn to_str_hex(num: f32) -> String {
 #[inline]
 #[experimental = "may be removed or relocated"]
 pub fn to_str_radix_special(num: f32, rdx: uint) -> (String, bool) {
-    strconv::float_to_str_common(num, rdx, true,
-                           strconv::SignNeg, strconv::DigAll, strconv::ExpNone, false)
+    strconv::float_to_str_common(num, rdx, true, SignNeg, DigAll, ExpNone, false)
 }
 
 /// Converts a float to a string with exactly the number of
@@ -294,7 +296,7 @@ pub fn to_str_radix_special(num: f32, rdx: uint) -> (String, bool) {
 #[experimental = "may be removed or relocated"]
 pub fn to_str_exact(num: f32, dig: uint) -> String {
     let (r, _) = strconv::float_to_str_common(
-        num, 10u, true, strconv::SignNeg, strconv::DigExact(dig), strconv::ExpNone, false);
+        num, 10u, true, SignNeg, DigExact(dig), ExpNone, false);
     r
 }
 
@@ -309,7 +311,7 @@ pub fn to_str_exact(num: f32, dig: uint) -> String {
 #[experimental = "may be removed or relocated"]
 pub fn to_str_digits(num: f32, dig: uint) -> String {
     let (r, _) = strconv::float_to_str_common(
-        num, 10u, true, strconv::SignNeg, strconv::DigMax(dig), strconv::ExpNone, false);
+        num, 10u, true, SignNeg, DigMax(dig), ExpNone, false);
     r
 }
 
@@ -325,7 +327,7 @@ pub fn to_str_digits(num: f32, dig: uint) -> String {
 #[experimental = "may be removed or relocated"]
 pub fn to_str_exp_exact(num: f32, dig: uint, upper: bool) -> String {
     let (r, _) = strconv::float_to_str_common(
-        num, 10u, true, strconv::SignNeg, strconv::DigExact(dig), strconv::ExpDec, upper);
+        num, 10u, true, SignNeg, DigExact(dig), ExpDec, upper);
     r
 }
 
@@ -341,7 +343,7 @@ pub fn to_str_exp_exact(num: f32, dig: uint, upper: bool) -> String {
 #[experimental = "may be removed or relocated"]
 pub fn to_str_exp_digits(num: f32, dig: uint, upper: bool) -> String {
     let (r, _) = strconv::float_to_str_common(
-        num, 10u, true, strconv::SignNeg, strconv::DigMax(dig), strconv::ExpDec, upper);
+        num, 10u, true, SignNeg, DigMax(dig), ExpDec, upper);
     r
 }
 
diff --git a/src/libstd/num/f64.rs b/src/libstd/num/f64.rs
index dfe20d59c82..7cc94b9ebbb 100644
--- a/src/libstd/num/f64.rs
+++ b/src/libstd/num/f64.rs
@@ -20,6 +20,9 @@ use intrinsics;
 use libc::c_int;
 use num::{Float, FloatMath};
 use num::strconv;
+use num::strconv::ExponentFormat::{ExpNone, ExpDec};
+use num::strconv::SignificantDigits::{DigAll, DigMax, DigExact};
+use num::strconv::SignFormat::SignNeg;
 
 pub use core::f64::{RADIX, MANTISSA_DIGITS, DIGITS, EPSILON, MIN_VALUE};
 pub use core::f64::{MIN_POS_VALUE, MAX_VALUE, MIN_EXP, MAX_EXP, MIN_10_EXP};
@@ -260,7 +263,7 @@ impl FloatMath for f64 {
 #[experimental = "may be removed or relocated"]
 pub fn to_string(num: f64) -> String {
     let (r, _) = strconv::float_to_str_common(
-        num, 10u, true, strconv::SignNeg, strconv::DigAll, strconv::ExpNone, false);
+        num, 10u, true, SignNeg, DigAll, ExpNone, false);
     r
 }
 
@@ -273,7 +276,7 @@ pub fn to_string(num: f64) -> String {
 #[experimental = "may be removed or relocated"]
 pub fn to_str_hex(num: f64) -> String {
     let (r, _) = strconv::float_to_str_common(
-        num, 16u, true, strconv::SignNeg, strconv::DigAll, strconv::ExpNone, false);
+        num, 16u, true, SignNeg, DigAll, ExpNone, false);
     r
 }
 
@@ -287,8 +290,7 @@ pub fn to_str_hex(num: f64) -> String {
 #[inline]
 #[experimental = "may be removed or relocated"]
 pub fn to_str_radix_special(num: f64, rdx: uint) -> (String, bool) {
-    strconv::float_to_str_common(num, rdx, true,
-                           strconv::SignNeg, strconv::DigAll, strconv::ExpNone, false)
+    strconv::float_to_str_common(num, rdx, true, SignNeg, DigAll, ExpNone, false)
 }
 
 /// Converts a float to a string with exactly the number of
@@ -302,7 +304,7 @@ pub fn to_str_radix_special(num: f64, rdx: uint) -> (String, bool) {
 #[experimental = "may be removed or relocated"]
 pub fn to_str_exact(num: f64, dig: uint) -> String {
     let (r, _) = strconv::float_to_str_common(
-        num, 10u, true, strconv::SignNeg, strconv::DigExact(dig), strconv::ExpNone, false);
+        num, 10u, true, SignNeg, DigExact(dig), ExpNone, false);
     r
 }
 
@@ -317,7 +319,7 @@ pub fn to_str_exact(num: f64, dig: uint) -> String {
 #[experimental = "may be removed or relocated"]
 pub fn to_str_digits(num: f64, dig: uint) -> String {
     let (r, _) = strconv::float_to_str_common(
-        num, 10u, true, strconv::SignNeg, strconv::DigMax(dig), strconv::ExpNone, false);
+        num, 10u, true, SignNeg, DigMax(dig), ExpNone, false);
     r
 }
 
@@ -333,7 +335,7 @@ pub fn to_str_digits(num: f64, dig: uint) -> String {
 #[experimental = "may be removed or relocated"]
 pub fn to_str_exp_exact(num: f64, dig: uint, upper: bool) -> String {
     let (r, _) = strconv::float_to_str_common(
-        num, 10u, true, strconv::SignNeg, strconv::DigExact(dig), strconv::ExpDec, upper);
+        num, 10u, true, SignNeg, DigExact(dig), ExpDec, upper);
     r
 }
 
@@ -349,7 +351,7 @@ pub fn to_str_exp_exact(num: f64, dig: uint, upper: bool) -> String {
 #[experimental = "may be removed or relocated"]
 pub fn to_str_exp_digits(num: f64, dig: uint, upper: bool) -> String {
     let (r, _) = strconv::float_to_str_common(
-        num, 10u, true, strconv::SignNeg, strconv::DigMax(dig), strconv::ExpDec, upper);
+        num, 10u, true, SignNeg, DigMax(dig), ExpDec, upper);
     r
 }
 
diff --git a/src/libstd/num/strconv.rs b/src/libstd/num/strconv.rs
index 016c4bd532a..b3e4dd52f89 100644
--- a/src/libstd/num/strconv.rs
+++ b/src/libstd/num/strconv.rs
@@ -12,9 +12,9 @@
 
 #![allow(missing_docs)]
 
-pub use self::ExponentFormat::*;
-pub use self::SignificantDigits::*;
-pub use self::SignFormat::*;
+use self::ExponentFormat::*;
+use self::SignificantDigits::*;
+use self::SignFormat::*;
 
 use char::{mod, Char};
 use num::{mod, Int, Float, FPNaN, FPInfinite, ToPrimitive};