Remove Sized on_unimplemented note

Author: estebank

src/libcore/marker.rs

@@ -84,11 +84,8 @@ impl<T: ?Sized> !Send for *mut T {}
 #[stable(feature = "rust1", since = "1.0.0")]
 #[lang = "sized"]
 #[rustc_on_unimplemented(
-    on(parent_trait = "std::path::Path", label = "borrow the `Path` instead"),
     message = "the size for values of type `{Self}` cannot be known at compilation time",
-    label = "doesn't have a size known at compile-time",
-    note = "to learn more, visit <https://doc.rust-lang.org/book/\
-            ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>"
+    label = "doesn't have a size known at compile-time"
 )]
 #[fundamental] // for Default, for example, which requires that `[T]: !Default` be evaluatable
 #[rustc_specialization_trait]

src/test/ui/asm/type-check-1.stderr

@@ -17,7 +17,6 @@ LL |         asm!("{}", in(reg) v[..]);
    |                            ^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `[u64]`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = note: all inline asm arguments must have a statically known size
 
 error[E0277]: the size for values of type `[u64]` cannot be known at compilation time
@@ -27,7 +26,6 @@ LL |         asm!("{}", out(reg) v[..]);
    |                             ^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `[u64]`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = note: all inline asm arguments must have a statically known size
 
 error[E0277]: the size for values of type `[u64]` cannot be known at compilation time
@@ -37,7 +35,6 @@ LL |         asm!("{}", inout(reg) v[..]);
    |                               ^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `[u64]`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = note: all inline asm arguments must have a statically known size
 
 error: aborting due to 5 previous errors

src/test/ui/associated-types/associated-types-unsized.stderr

@@ -5,7 +5,6 @@ LL |     let x = t.get();
    |         ^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `<T as Get>::Value`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = note: all local variables must have a statically known size
    = help: unsized locals are gated as an unstable feature
 help: consider further restricting the associated type

src/test/ui/associated-types/defaults-suitability.stderr

@@ -139,7 +139,6 @@ LL | pub struct Vec<T> {
    |                - required by this bound in `std::vec::Vec`
    |
    = help: the trait `std::marker::Sized` is not implemented for `[u8]`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
 
 error: aborting due to 11 previous errors
 

src/test/ui/associated-types/issue-63593.stderr

@@ -7,7 +7,6 @@ LL |     type This = Self;
    |     ^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `Self`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
 help: consider further restricting `Self`
    |
 LL | trait MyTrait: std::marker::Sized {

src/test/ui/associated-types/trait-with-supertraits-needing-sized-self.stderr

@@ -10,7 +10,6 @@ LL | pub trait Add<Rhs = Self> {
    |               --- required by this bound in `std::ops::Add`
    |
    = help: the trait `std::marker::Sized` is not implemented for `Self`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
 help: consider further restricting `Self`
    |
 LL | trait ArithmeticOps: Add<Output=Self> + Sub<Output=Self> + Mul<Output=Self> + Div<Output=Self> + std::marker::Sized {}

src/test/ui/async-await/issue-72590-type-error-sized.stderr

@@ -17,7 +17,6 @@ LL |     async fn frob(self) {}
    |                   ^^^^ doesn't have a size known at compile-time
    |
    = help: within `Foo`, the trait `std::marker::Sized` is not implemented for `str`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = note: required because it appears within the type `Foo`
    = note: all local variables must have a statically known size
    = help: unsized locals are gated as an unstable feature

src/test/ui/bad/bad-sized.stderr

@@ -21,7 +21,6 @@ LL | pub struct Vec<T> {
    |                - required by this bound in `std::vec::Vec`
    |
    = help: the trait `std::marker::Sized` is not implemented for `dyn Trait`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
 
 error[E0277]: the size for values of type `dyn Trait` cannot be known at compilation time
   --> $DIR/bad-sized.rs:4:37
@@ -30,7 +29,6 @@ LL |     let x: Vec<dyn Trait + Sized> = Vec::new();
    |                                     ^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `dyn Trait`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = note: required by `std::vec::Vec::<T>::new`
 
 error: aborting due to 3 previous errors

src/test/ui/box-into-boxed-slice-fail.stderr

@@ -5,7 +5,6 @@ LL |     let _ = Box::into_boxed_slice(boxed_slice);
    |                                   ^^^^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `[u8]`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = note: required by `std::boxed::Box::<T>::into_boxed_slice`
 
 error[E0277]: the size for values of type `[u8]` cannot be known at compilation time
@@ -15,7 +14,6 @@ LL |     let _ = Box::into_boxed_slice(boxed_slice);
    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `[u8]`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = note: slice and array elements must have `Sized` type
 
 error[E0277]: the size for values of type `dyn std::fmt::Debug` cannot be known at compilation time
@@ -25,7 +23,6 @@ LL |     let _ = Box::into_boxed_slice(boxed_trait);
    |                                   ^^^^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `dyn std::fmt::Debug`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = note: required by `std::boxed::Box::<T>::into_boxed_slice`
 
 error[E0277]: the size for values of type `dyn std::fmt::Debug` cannot be known at compilation time
@@ -35,7 +32,6 @@ LL |     let _ = Box::into_boxed_slice(boxed_trait);
    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `dyn std::fmt::Debug`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = note: slice and array elements must have `Sized` type
 
 error: aborting due to 4 previous errors

src/test/ui/chalkify/impl_wf.stderr

@@ -8,7 +8,6 @@ LL | impl Foo for str { }
    |      ^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `str`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
 
 error[E0277]: the trait bound `f32: Foo` is not satisfied
   --> $DIR/impl_wf.rs:27:17