WebIDL: use FLoat32Array (#30990)

* inital

* audiobuffer: return float 32 array as channel data

* add on heap float 32 array type

* fix warnings

* add list of webidl interfaces to ignore for float 32

* codegen: remove duplication of builtin return type handling

* bindings: derive default for float 32 array wrapper

* bindings: allow unsafe code in typedarrays module

* bindings: rename float 32 array wrapper

* bindings: rename HeapFloat32Array is_set method to is_initialized

* bindings: assert float 32 array is initialized before data can be acquired

* bindings: use let syntax for error handling in float 32 array wrapper

* bindings: use copy_from_slice where possible in float 32 array wrapper

* bindings: rename args in typedarray copy methods

* codegen: use idl type in builtin names for float 32 array

* bindings: add a util to create float 32 arrays, use in dom matrix readonly

* codegen: tidy

* bindings: box the heap inside heaped float 32 arrays

components/script/dom/bindings/mod.rs

@@ -158,6 +158,7 @@ pub mod str;
 pub mod structuredclone;
 pub mod trace;
 pub mod transferable;
+pub mod typedarrays;
 pub mod utils;
 pub mod weakref;
 pub mod xmlname;