Remove "delete" doc aliases

Author: Amanieu

Diff for: library/alloc/src/collections/btree/map.rs

@@ -889,7 +889,6 @@ impl<K, V> BTreeMap<K, V> {
     /// assert_eq!(map.remove(&1), Some("a"));
     /// assert_eq!(map.remove(&1), None);
     /// ```
-    #[doc(alias = "delete")]
     #[stable(feature = "rust1", since = "1.0.0")]
     pub fn remove<Q: ?Sized>(&mut self, key: &Q) -> Option<V>
     where

Diff for: library/alloc/src/collections/btree/set.rs

@@ -810,7 +810,6 @@ impl<T> BTreeSet<T> {
     /// assert_eq!(set.remove(&2), true);
     /// assert_eq!(set.remove(&2), false);
     /// ```
-    #[doc(alias = "delete")]
     #[stable(feature = "rust1", since = "1.0.0")]
     pub fn remove<Q: ?Sized>(&mut self, value: &Q) -> bool
     where

Diff for: library/std/src/collections/hash/map.rs

@@ -893,7 +893,6 @@ where
     /// assert_eq!(map.remove(&1), Some("a"));
     /// assert_eq!(map.remove(&1), None);
     /// ```
-    #[doc(alias = "delete")]
     #[inline]
     #[stable(feature = "rust1", since = "1.0.0")]
     pub fn remove<Q: ?Sized>(&mut self, k: &Q) -> Option<V>

Diff for: library/std/src/collections/hash/set.rs

@@ -875,7 +875,6 @@ where
     /// assert_eq!(set.remove(&2), true);
     /// assert_eq!(set.remove(&2), false);
     /// ```
-    #[doc(alias = "delete")]
     #[inline]
     #[stable(feature = "rust1", since = "1.0.0")]
     pub fn remove<Q: ?Sized>(&mut self, value: &Q) -> bool

Diff for: library/std/src/fs.rs

@@ -1551,7 +1551,6 @@ impl AsInner<fs_imp::DirEntry> for DirEntry {
 ///     Ok(())
 /// }
 /// ```
-#[doc(alias = "delete")]
 #[stable(feature = "rust1", since = "1.0.0")]
 pub fn remove_file<P: AsRef<Path>>(path: P) -> io::Result<()> {
     fs_imp::unlink(path.as_ref())
@@ -1986,7 +1985,6 @@ pub fn create_dir_all<P: AsRef<Path>>(path: P) -> io::Result<()> {
 ///     Ok(())
 /// }
 /// ```
-#[doc(alias = "delete")]
 #[stable(feature = "rust1", since = "1.0.0")]
 pub fn remove_dir<P: AsRef<Path>>(path: P) -> io::Result<()> {
     fs_imp::rmdir(path.as_ref())
@@ -2024,7 +2022,6 @@ pub fn remove_dir<P: AsRef<Path>>(path: P) -> io::Result<()> {
 ///     Ok(())
 /// }
 /// ```
-#[doc(alias = "delete")]
 #[stable(feature = "rust1", since = "1.0.0")]
 pub fn remove_dir_all<P: AsRef<Path>>(path: P) -> io::Result<()> {
     fs_imp::remove_dir_all(path.as_ref())