Add a regression test for GConverterOutputStream corruption
Add a regression test for GConverterOutputStream corruption

See bug #619945 for background

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