gschema-compile: return quickly on parse error
gschema-compile: return quickly on parse error

Suggested by Christian Persch in #616102

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