Adapt to dropped unsafe from IntoGlibPtr

Author: bilelmoussaoui

gtk4/src/expression.rs

@@ -341,7 +341,7 @@ macro_rules! define_expression {
         #[doc(hidden)]
         impl IntoGlibPtr<*mut crate::ffi::GtkExpression> for $rust_type {
             #[inline]
-            unsafe fn into_glib_ptr(self) -> *mut crate::ffi::GtkExpression {
+            fn into_glib_ptr(self) -> *mut crate::ffi::GtkExpression {
                 let s = std::mem::ManuallyDrop::new(self);
                 s.to_glib_none().0
             }
@@ -350,7 +350,7 @@ macro_rules! define_expression {
         #[doc(hidden)]
         impl IntoGlibPtr<*const crate::ffi::GtkExpression> for $rust_type {
             #[inline]
-            unsafe fn into_glib_ptr(self) -> *const crate::ffi::GtkExpression {
+            fn into_glib_ptr(self) -> *const crate::ffi::GtkExpression {
                 let s = std::mem::ManuallyDrop::new(self);
                 s.to_glib_none().0
             }

gtk4/src/param_spec_expression.rs

@@ -70,7 +70,7 @@ impl<'a> ToGlibPtr<'a, *mut gobject_ffi::GParamSpec> for ParamSpecExpression {
 #[doc(hidden)]
 impl IntoGlibPtr<*mut gobject_ffi::GParamSpec> for ParamSpecExpression {
     #[inline]
-    unsafe fn into_glib_ptr(self) -> *mut gobject_ffi::GParamSpec {
+    fn into_glib_ptr(self) -> *mut gobject_ffi::GParamSpec {
         let s = std::mem::ManuallyDrop::new(self);
         s.to_glib_none().0
     }
@@ -79,7 +79,7 @@ impl IntoGlibPtr<*mut gobject_ffi::GParamSpec> for ParamSpecExpression {
 #[doc(hidden)]
 impl IntoGlibPtr<*const gobject_ffi::GParamSpec> for ParamSpecExpression {
     #[inline]
-    unsafe fn into_glib_ptr(self) -> *const gobject_ffi::GParamSpec {
+    fn into_glib_ptr(self) -> *const gobject_ffi::GParamSpec {
         let s = std::mem::ManuallyDrop::new(self);
         s.to_glib_none().0
     }