Move natvis files from src/etc/natvis to debugger_visualizer attributes

Author: clarfonthey

src/etc/natvis/liballoc.natvis library/alloc/alloc.natvissrc/etc/natvis/liballoc.natvis renamed to library/alloc/alloc.natvis

@@ -60,6 +60,7 @@
 #![allow(incomplete_features)]
 #![allow(unused_attributes)]
 #![stable(feature = "alloc", since = "1.36.0")]
+#![debugger_visualizer(natvis_file = "../alloc.natvis")]
 #![doc(
     html_playground_url = "https://play.rust-lang.org/",
     issue_tracker_base_url = "https://github.com/rust-lang/rust/issues/",

library/alloc/src/lib.rs

@@ -44,6 +44,8 @@
 //!   called. The `lang` attribute is called `eh_personality`.
 
 #![stable(feature = "core", since = "1.6.0")]
+#![debugger_visualizer(natvis_file = "../core.natvis")]
+#![debugger_visualizer(natvis_file = "../intrinsic.natvis")]
 #![doc(
     html_playground_url = "https://play.rust-lang.org/",
     issue_tracker_base_url = "https://github.com/rust-lang/rust/issues/",

src/etc/natvis/libcore.natvis library/core/core.natvissrc/etc/natvis/libcore.natvis renamed to library/core/core.natvis

@@ -214,6 +214,7 @@
 //! [slice]: prim@slice
 
 #![cfg_attr(not(restricted_std), stable(feature = "rust1", since = "1.0.0"))]
+#![debugger_visualizer(natvis_file = "../std.natvis")]
 #![cfg_attr(
     restricted_std,
     unstable(

src/etc/natvis/intrinsic.natvis library/core/intrinsic.natvissrc/etc/natvis/intrinsic.natvis renamed to library/core/intrinsic.natvis

@@ -726,11 +726,6 @@ impl Step for DebuggerScripts {
                 &sysroot.join("bin"),
                 FileType::Script,
             );
-
-            cp_debugger_script("natvis/intrinsic.natvis");
-            cp_debugger_script("natvis/liballoc.natvis");
-            cp_debugger_script("natvis/libcore.natvis");
-            cp_debugger_script("natvis/libstd.natvis");
         }
 
         cp_debugger_script("rust_types.py");