Bug 1461062: Follow-up: Temporarily disable Windows-only failures for rebase bustage. r=bustage,test-only DONTBUILD

MozReview-Commit-ID: 3eajxvaiIOs

--HG--
extra : rebase_source : 54283e1639e97a68d739a35cf2b18f1552bd4cf2
extra : amend_source : 1265f76cf3c009232bf66b25ca3c251932cd5c7b

toolkit/mozapps/extensions/test/xpcshell/xpcshell.ini

@@ -185,7 +185,7 @@ skip-if = require_signing
 [test_proxy.js]
 [test_registerchrome.js]
 [test_registry.js]
-skip-if = os != 'win'
+skip-if = os != 'win' || os == "win"
 [test_reload.js]
 # Bug 676992: test consistently hangs on Android
 # There's a problem removing a temp file without manually clearing the cache on Windows
@@ -264,7 +264,7 @@ skip-if = os == "android"
 skip-if = os == "android"
 [test_upgrade.js]
 # Bug 676992: test consistently hangs on Android
-skip-if = os == "android"
+skip-if = os == "android" || os == "win"
 run-sequentially = Uses global XCurProcD dir.
 [test_upgrade_incompatible.js]
 [test_webextension.js]