gdesktopappinfo: Asynchronously flush after sending notification
gdesktopappinfo: Asynchronously flush after sending notification

If we were the initial connection owner, unref will destroy the
connection immediately, and we may lose messages.  Asynchronously
flush to avoid that.

https://bugzilla.gnome.org/show_bug.cgi?id=641411

pstglia/platform-external-bluetooth-glib,tchakabam/glib,bluez-android/glib,cosimoc/glib,pstglia/external-bluetooth-glib,01org/android-bluez-glib,iConsole/Console-OS_external_bluetooth_glib,Distrotech/glib,djdeath/glib,djdeath/glib,ahmedammar/platform_external_gst_glib,MathieuDuponchelle/glib,pstglia/external-bluetooth-glib,01org/android-bluez-glib,cosimoc/glib,tchakabam/glib,darren-clark/android_platform_external_bluetooth_glib,krichter722/glib,ieei/glib,tchakabam/glib,01org/android-bluez-glib,darren-clark/android_platform_external_bluetooth_glib,01org/android-bluez-glib,justinkb/aosp-bluez.glib,gale320/glib,MathieuDuponchelle/glib,antono/glib,djdeath/glib,bratsche/glib,endlessm/glib,endlessm/glib,Distrotech/glib,lukasz-skalski/glib,ahmedammar/platform_external_gst_glib,endlessm/glib,cosimoc/glib,zsx/glib,endlessm/glib,ahmedammar/platform_external_gst_glib,mzabaluev/glib,pstglia/platform-external-bluetooth-glib,iConsole/Console-OS_external_bluetooth_glib,iConsole/Console-OS_external_bluetooth_glib,antono/glib,johne53/MB3Glib,justinkb/aosp-bluez.glib,cention-sany/glib,lukasz-skalski/glib,bratsche/glib,krichter722/glib,Distrotech/glib,iConsole/Console-OS_external_bluetooth_glib,mzabaluev/glib,bratsche/glib,zsx/glib,darren-clark/android_platform_external_bluetooth_glib,djdeath/glib,tamaskenez/glib,gale320/glib,justinkb/aosp-bluez.glib,johne53/MB3Glib,tamaskenez/glib,01org/android-bluez-glib,ieei/glib,tchakabam/glib,ieei/glib,antono/glib,ahmedammar/platform_external_gst_glib,tamaskenez/glib,bratsche/glib,darren-clark/android_platform_external_bluetooth_glib,gale320/glib,cention-sany/glib,darren-clark/android_platform_external_bluetooth_glib,cention-sany/glib,johne53/MB3Glib,krichter722/glib,cosimoc/glib,johne53/MB3Glib,lukasz-skalski/glib,lukasz-skalski/glib,zsx/glib,tamaskenez/glib,justinkb/aosp-bluez.glib,bluez-android/glib,pstglia/platform-external-bluetooth-glib,pstglia/external-bluetooth-glib,pstglia/external-bluetooth-glib,krichter722/glib,MathieuDuponchelle/glib,Distrotech/glib,tamaskenez/glib,antono/glib,bluez-android/glib,pstglia/platform-external-bluetooth-glib,ieei/glib,Distrotech/glib,MathieuDuponchelle/glib,mzabaluev/glib,cention-sany/glib,ieei/glib,mzabaluev/glib,gale320/glib,zsx/glib,pstglia/external-bluetooth-glib,djdeath/glib,cention-sany/glib,cosimoc/glib,johne53/MB3Glib,MathieuDuponchelle/glib,lukasz-skalski/glib,justinkb/aosp-bluez.glib,johne53/MB3Glib,krichter722/glib,endlessm/glib,pstglia/platform-external-bluetooth-glib,gale320/glib,bluez-android/glib,mzabaluev/glib,iConsole/Console-OS_external_bluetooth_glib,bluez-android/glib,tchakabam/glib