rustc: Stabilize #[wasm_import_module]

src/libsyntax/feature_gate.rs

@@ -420,9 +420,6 @@ declare_features! (
     // The #[wasm_custom_section] attribute
     (active, wasm_custom_section, "1.26.0", Some(51088), None),
 
-    // The #![wasm_import_module] attribute
-    (active, wasm_import_module, "1.26.0", Some(52090), None),
-
     // Allows keywords to be escaped for use as identifiers
     (active, raw_identifiers, "1.26.0", Some(48589), None),
 
@@ -626,6 +623,8 @@ declare_features! (
     (accepted, global_allocator, "1.28.0", Some(27389), None),
     // Allows `#[repr(transparent)]` attribute on newtype structs
     (accepted, repr_transparent, "1.28.0", Some(43036), None),
+    // The #![wasm_import_module] attribute
+    (accepted, wasm_import_module, "1.29.0", Some(52090), None),
 );
 
 // If you change this, please modify src/doc/unstable-book as well. You must
@@ -980,10 +979,7 @@ pub const BUILTIN_ATTRIBUTES: &'static [(&'static str, AttributeType, AttributeG
         "the `#[no_debug]` attribute was an experimental feature that has been \
          deprecated due to lack of demand",
         cfg_fn!(no_debug))),
-    ("wasm_import_module", Normal, Gated(Stability::Unstable,
-                                 "wasm_import_module",
-                                 "experimental attribute",
-                                 cfg_fn!(wasm_import_module))),
+    ("wasm_import_module", Normal, Ungated),
     ("omit_gdb_pretty_printer_section", Whitelisted, Gated(Stability::Unstable,
                                                        "omit_gdb_pretty_printer_section",
                                                        "the `#[omit_gdb_pretty_printer_section]` \

src/test/run-make/wasm-import-module/bar.rs

@@ -9,7 +9,6 @@
 // except according to those terms.
 
 #![crate_type = "cdylib"]
-#![feature(wasm_import_module)]
 #![deny(warnings)]
 
 extern crate foo;

src/test/run-make/wasm-import-module/foo.rs

@@ -9,7 +9,6 @@
 // except according to those terms.
 
 #![crate_type = "rlib"]
-#![feature(wasm_import_module)]
 #![deny(warnings)]
 
 #[wasm_import_module = "./dep"]

src/test/ui/wasm-import-module.rs

@@ -8,7 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-#![feature(wasm_import_module)]
+
 
 #[wasm_import_module] //~ ERROR: must be of the form
 extern {}