g_mkdir_with_parents: cope with dirs popping into existence
g_mkdir_with_parents: cope with dirs popping into existence

Don't bail out if a directory suddenly turns out to exist
after all. Proposed in bug 612729.

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