classes: Update classes to match new bitbake class scope functionality

Move classes to classes-global or classes-recipe as appropriate to take
advantage of new bitbake functionality to check class scope/usage.

(From OE-Core rev: f5c128008365e141082c129417eb72d2751e8045)

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/classes-recipe/gio-module-cache.bbclass

@@ -0,0 +1,44 @@
+#
+# Copyright OpenEmbedded Contributors
+#
+# SPDX-License-Identifier: MIT
+#
+
+PACKAGE_WRITE_DEPS += "qemu-native"
+inherit qemu
+
+GIO_MODULE_PACKAGES ??= "${PN}"
+
+gio_module_cache_common() {
+if [ "x$D" != "x" ]; then
+    $INTERCEPT_DIR/postinst_intercept update_gio_module_cache ${PKG} \
+            mlprefix=${MLPREFIX} \
+            binprefix=${MLPREFIX} \
+            libdir=${libdir} \
+            libexecdir=${libexecdir} \
+            base_libdir=${base_libdir} \
+            bindir=${bindir}
+else
+    ${libexecdir}/${MLPREFIX}gio-querymodules ${libdir}/gio/modules/
+fi
+}
+
+python populate_packages:append () {
+    packages = d.getVar('GIO_MODULE_PACKAGES').split()
+
+    for pkg in packages:
+        bb.note("adding gio-module-cache postinst and postrm scripts to %s" % pkg)
+
+        postinst = d.getVar('pkg_postinst:%s' % pkg)
+        if not postinst:
+            postinst = '#!/bin/sh\n'
+        postinst += d.getVar('gio_module_cache_common')
+        d.setVar('pkg_postinst:%s' % pkg, postinst)
+
+        postrm = d.getVar('pkg_postrm:%s' % pkg)
+        if not postrm:
+            postrm = '#!/bin/sh\n'
+        postrm += d.getVar('gio_module_cache_common')
+        d.setVar('pkg_postrm:%s' % pkg, postrm)
+}
+