glib: Add G_SOURCE_CONTINUE/G_SOURCE_REMOVE
glib: Add G_SOURCE_CONTINUE/G_SOURCE_REMOVE

flobrosch/vala-fixes,frida/vala,spidermonkdust/vala,frida/vala,GNOME/vala,rvu95/vala,spidermonkdust/vala,GNOME/vala,frida/vala,rvu95/vala,rvu95/vala,flobrosch/vala-fixes,spidermonkdust/vala,flobrosch/vala-fixes,GNOME/vala,frida/vala,frida/vala,GNOME/vala