Remove result type from raw standard streams constructors

Raw standard streams constructors are infallible. Remove unnecessary
result type.

2 files changed, 14 insertions, 14 deletions

diff --git a/library/std/src/sys/windows/stdio.rs b/library/std/src/sys/windows/stdio.rs
index c84896296ec..b2e5458c0d2 100644
--- a/library/std/src/sys/windows/stdio.rs
+++ b/library/std/src/sys/windows/stdio.rs
@@ -131,8 +131,8 @@ fn write_u16s(handle: c::HANDLE, data: &[u16]) -> io::Result<usize> {
 }
 
 impl Stdin {
-    pub fn new() -> io::Result<Stdin> {
-        Ok(Stdin { surrogate: 0 })
+    pub fn new() -> Stdin {
+        Stdin { surrogate: 0 }
     }
 }
 
@@ -255,8 +255,8 @@ fn utf16_to_utf8(utf16: &[u16], utf8: &mut [u8]) -> io::Result<usize> {
 }
 
 impl Stdout {
-    pub fn new() -> io::Result<Stdout> {
-        Ok(Stdout)
+    pub fn new() -> Stdout {
+        Stdout
     }
 }
 
@@ -271,8 +271,8 @@ impl io::Write for Stdout {
 }
 
 impl Stderr {
-    pub fn new() -> io::Result<Stderr> {
-        Ok(Stderr)
+    pub fn new() -> Stderr {
+        Stderr
     }
 }
 
@@ -291,5 +291,5 @@ pub fn is_ebadf(err: &io::Error) -> bool {
 }
 
 pub fn panic_output() -> Option<impl io::Write> {
-    Stderr::new().ok()
+    Some(Stderr::new())
 }
diff --git a/library/std/src/sys/windows/stdio_uwp.rs b/library/std/src/sys/windows/stdio_uwp.rs
index 5bdabf6d4b7..0016f5dcd01 100644
--- a/library/std/src/sys/windows/stdio_uwp.rs
+++ b/library/std/src/sys/windows/stdio_uwp.rs
@@ -30,8 +30,8 @@ fn write(handle_id: c::DWORD, data: &[u8]) -> io::Result<usize> {
 }
 
 impl Stdin {
-    pub fn new() -> io::Result<Stdin> {
-        Ok(Stdin {})
+    pub fn new() -> Stdin {
+        Stdin {}
     }
 }
 
@@ -44,8 +44,8 @@ impl io::Read for Stdin {
 }
 
 impl Stdout {
-    pub fn new() -> io::Result<Stdout> {
-        Ok(Stdout)
+    pub fn new() -> Stdout {
+        Stdout
     }
 }
 
@@ -60,8 +60,8 @@ impl io::Write for Stdout {
 }
 
 impl Stderr {
-    pub fn new() -> io::Result<Stderr> {
-        Ok(Stderr)
+    pub fn new() -> Stderr {
+        Stderr
     }
 }
 
@@ -80,5 +80,5 @@ pub fn is_ebadf(err: &io::Error) -> bool {
 }
 
 pub fn panic_output() -> Option<impl io::Write> {
-    Stderr::new().ok()
+    Some(Stderr::new())
 }