Fix domain and depends on journal because company is not always in context

(transplanted from 5852812e3433f86f52c43a8bf0daa1abd721add7)

journal.py

@@ -85,7 +85,8 @@ class Journal(OSV):
             domain="[('code', '=', 'account.journal')]")
     credit_account = fields.Property(type='many2one',
             relation='account.account', string='Default Credit Account',
-            domain="[('kind', '!=', 'view'), ('company', '=', company)]",
+            domain="[('kind', '!=', 'view'), " \
+                    "('company', '=', context.get('company'))]",
             states={
                 'required': "centralised or " \
                         "(type == 'cash' and context.get('company'))",
@@ -93,7 +94,8 @@ class Journal(OSV):
             })
     debit_account = fields.Property(type='many2one',
             relation='account.account', string='Default Debit Account',
-            domain="[('kind', '!=', 'view'), ('company', '=', company)]",
+            domain="[('kind', '!=', 'view'), " \
+                    "('company', '=', context.get('company'))]",
             states={
                 'required': "centralised or " \
                         "(type == 'cash' and context.get('company'))",