[gtk/gtk-4-2: 39/91] GDK: Fix builds against latest stable GLib with MSVC

[Matthias Clasen <matthiasc src gnome org>]

commit 7ef493ec88470ee096fa17f93ad678c324a7aa2f
Author: Chun-wei Fan <fanchunwei src gnome org>
Date:   Fri Apr 16 11:22:27 2021 +0800

    GDK: Fix builds against latest stable GLib with MSVC
    
    GLib-2.68.x now considers warning C4098 ('void' function returning a value) as
    an error, so avoid doing that.

 gdk/gdkclipboard.c       | 20 ++++++++++----------
 gdk/gdkcontentprovider.c |  4 ++--
 gdk/gdktexture.c         |  2 +-
 gdk/gdktoplevel.c        |  2 +-
 4 files changed, 14 insertions(+), 14 deletions(-)
---
diff --git a/gdk/gdkclipboard.c b/gdk/gdkclipboard.c
index df20366d53..c3a4759c79 100644
--- a/gdk/gdkclipboard.c
+++ b/gdk/gdkclipboard.c
@@ -554,19 +554,19 @@ gdk_clipboard_store_async (GdkClipboard        *clipboard,
 
   if (priv->local)
     {
-      return GDK_CLIPBOARD_GET_CLASS (clipboard)->store_async (clipboard,
-                                                               io_priority,
-                                                               cancellable,
-                                                               callback,
-                                                               user_data);
+      GDK_CLIPBOARD_GET_CLASS (clipboard)->store_async (clipboard,
+                                                        io_priority,
+                                                        cancellable,
+                                                        callback,
+                                                        user_data);
     }
   else
     {
-      return gdk_clipboard_store_default_async (clipboard,
-                                                io_priority,
-                                                cancellable,
-                                                callback,
-                                                user_data);
+      gdk_clipboard_store_default_async (clipboard,
+                                         io_priority,
+                                         cancellable,
+                                         callback,
+                                         user_data);
     }
 }
 
diff --git a/gdk/gdkcontentprovider.c b/gdk/gdkcontentprovider.c
index b01cb43e93..15e183a178 100644
--- a/gdk/gdkcontentprovider.c
+++ b/gdk/gdkcontentprovider.c
@@ -377,7 +377,7 @@ gdk_content_provider_attach_clipboard (GdkContentProvider *provider,
   g_return_if_fail (GDK_IS_CONTENT_PROVIDER (provider));
   g_return_if_fail (GDK_IS_CLIPBOARD (clipboard));
 
-  return GDK_CONTENT_PROVIDER_GET_CLASS (provider)->attach_clipboard (provider, clipboard);
+  GDK_CONTENT_PROVIDER_GET_CLASS (provider)->attach_clipboard (provider, clipboard);
 }
 
 void
@@ -387,5 +387,5 @@ gdk_content_provider_detach_clipboard (GdkContentProvider *provider,
   g_return_if_fail (GDK_IS_CONTENT_PROVIDER (provider));
   g_return_if_fail (GDK_IS_CLIPBOARD (clipboard));
 
-  return GDK_CONTENT_PROVIDER_GET_CLASS (provider)->detach_clipboard (provider, clipboard);
+  GDK_CONTENT_PROVIDER_GET_CLASS (provider)->detach_clipboard (provider, clipboard);
 }
diff --git a/gdk/gdktexture.c b/gdk/gdktexture.c
index 07235eb97c..3a22d2133e 100644
--- a/gdk/gdktexture.c
+++ b/gdk/gdktexture.c
@@ -446,7 +446,7 @@ gdk_texture_download_area (GdkTexture         *texture,
   g_assert (area->x + area->width <= texture->width);
   g_assert (area->y + area->height <= texture->height);
 
-  return GDK_TEXTURE_GET_CLASS (texture)->download (texture, area, data, stride);
+  GDK_TEXTURE_GET_CLASS (texture)->download (texture, area, data, stride);
 }
 
 /**
diff --git a/gdk/gdktoplevel.c b/gdk/gdktoplevel.c
index 1cf8188b8b..ac89e61671 100644
--- a/gdk/gdktoplevel.c
+++ b/gdk/gdktoplevel.c
@@ -364,7 +364,7 @@ gdk_toplevel_focus (GdkToplevel *toplevel,
 {
   g_return_if_fail (GDK_IS_TOPLEVEL (toplevel));
 
-  return GDK_TOPLEVEL_GET_IFACE (toplevel)->focus (toplevel, timestamp);
+  GDK_TOPLEVEL_GET_IFACE (toplevel)->focus (toplevel, timestamp);
 }
 
 /**