Remove unused config option 'fake_call'

This option isn't used anywhere, and should be removed.

Closes-Bug: #1547068

Change-Id: Id2983a3c31fb767992976d3eff9649cc6ff4d8c3

nova/conf/network.py

@@ -284,17 +284,6 @@ Possible values:
 
     Any positive integer. The default is 5.
 
-Related options:
-
-    ``use_neutron``
-"""),
-    cfg.BoolOpt("fake_call",
-            default=False,
-            help="""
-When this option is True, calls are made locally instead of being placed in the
-queue. However, all usage of this config option have been removed, so it
-currently has no effect at all.
-
 Related options:
 
     ``use_neutron``

nova/tests/unit/virt/libvirt/test_driver.py

@@ -599,7 +599,6 @@ class LibvirtConnTestCase(test.NoDBTestCase):
 
     def setUp(self):
         super(LibvirtConnTestCase, self).setUp()
-        self.flags(fake_call=True)
         self.user_id = 'fake'
         self.project_id = 'fake'
         self.context = context.get_admin_context()

releasenotes/notes/remove-unused-config-opt-fake-call-37a56f6ec15f7d90.yaml

@@ -0,0 +1,4 @@
+other:
+  - The network configuration option 'fake_call' has been removed. It hasn't
+    been used for several cycles, and has no effect on any code, so there
+    should be no impact.