glib: Fix IntoGlibPtr implementation for BoxedInline

It was previously returning the stack allocated memory, which is invalid
after the function returned.

Author: sdroege

glib/src/boxed_inline.rs

@@ -527,17 +527,15 @@ macro_rules! glib_boxed_inline_wrapper {
         impl $(<$($generic $(: $bound $(+ $bound2)*)?),+>)? $crate::translate::IntoGlibPtr<*mut $ffi_name> for $name $(<$($generic),+>)? {
             #[inline]
             unsafe fn into_glib_ptr(self) -> *mut $ffi_name {
-                let s = std::mem::ManuallyDrop::new(self);
-                $crate::translate::ToGlibPtr::<*const $ffi_name>::to_glib_none(&*s).0 as *mut _
+                $crate::translate::ToGlibPtr::<*const $ffi_name>::to_glib_full(&self) as *mut _
             }
         }
 
         #[doc(hidden)]
         impl $(<$($generic $(: $bound $(+ $bound2)*)?),+>)? $crate::translate::IntoGlibPtr<*const $ffi_name> for $name $(<$($generic),+>)? {
             #[inline]
             unsafe fn into_glib_ptr(self) -> *const $ffi_name {
-                let s = std::mem::ManuallyDrop::new(self);
-                $crate::translate::ToGlibPtr::<*const $ffi_name>::to_glib_none(&*s).0 as *const _
+                $crate::translate::ToGlibPtr::<*const $ffi_name>::to_glib_full(&self)
             }
         }
     };