gutils: stop using GStaticPrivate
gutils: stop using GStaticPrivate

This was our last internal use.

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