config: also gather effect-flags on experimental.evolution

Effect-flags config was in flight while the previous evolve config renaming
was written. Now that both landed, gather effect-flags in
experimental.evolution like the others evolve-related configurations.

Differential Revision: https://phab.mercurial-scm.org/D1197

mercurial/configitems.py

@@ -369,6 +369,10 b" coreconfigitem('experimental', 'evolutio"
 coreconfigitem('experimental', 'evolution.createmarkers',
     default=None,
 )
+coreconfigitem('experimental', 'evolution.effect-flags',
+    default=False,
+    alias=[('experimental', 'effect-flags')]
+)
 coreconfigitem('experimental', 'evolution.exchange',
     default=None,
 )
@@ -387,9 +391,6 b" coreconfigitem('experimental', 'mmapinde"
 coreconfigitem('experimental', 'nonnormalparanoidcheck',
     default=False,
 )
-coreconfigitem('experimental', 'effect-flags',
-    default=False,
-)
 coreconfigitem('experimental', 'exportableenviron',
     default=list,
 )

mercurial/obsolete.py

@@ -1077,7 +1077,7 b' def createmarkers(repo, relations, flag='
 
     # Effect flag metadata handling
     saveeffectflag = repo.ui.configbool('experimental',
-                                        'effect-flags')
+                                        'evolution.effect-flags')
 
     tr = repo.transaction('add-obsolescence-marker')
     try:

tests/test-obsmarkers-effectflag.t

@@ -13,7 +13,7 b' Global setup'
   > rebase =
   > [experimental]
   > evolution = all
-  > effect-flags = 1
+  > evolution.effect-flags = 1
   > EOF
 
   $ hg init $TESTTMP/effect-flags