False -> 'False' to fix CQ crash loop.

tests/pending_manager_test.py

Index: tests/pending_manager_test.py
diff --git a/tests/pending_manager_test.py b/tests/pending_manager_test.py
index efef86f109eee3ce27deaafa82782c19fbd198f0..4c0190a79e069b70ff46d99195f9312187fab4d1 100755
--- a/tests/pending_manager_test.py
+++ b/tests/pending_manager_test.py
@@ -113,7 +113,7 @@ class TestPendingManager(mocks.TestCase):
               'apply_patch(%r)' % (self.context.rietveld.patchsets[0],)])
         self.context.rietveld.check_calls(
             [ _try_comment(),
-              "set_flag(%d, 1, 'commit', False)" % issue,
+              "set_flag(%d, 1, 'commit', 'False')" % issue,
               "add_comment(%d, %r)" % (issue, pc.FAILED_NO_MESSAGE)])
     else:
       if success:
@@ -130,11 +130,11 @@ class TestPendingManager(mocks.TestCase):
         if defered:
           self.context.rietveld.check_calls(
               [ _try_comment(),
-                "set_flag(%d, 1, 'commit', False)" % issue,
+                "set_flag(%d, 1, 'commit', 'False')" % issue,
                 "add_comment(%d, %r)" % (issue, pc.FAILED_NO_MESSAGE)])
         else:
           self.context.rietveld.check_calls(
-              [ "set_flag(%d, 1, 'commit', False)" % issue,
+              [ "set_flag(%d, 1, 'commit', 'False')" % issue,
                 "add_comment(%d, %r)" % (issue, pc.FAILED_NO_MESSAGE)])
 
   def _prepare_apply_commit(self, index, issue, server_hooks_missing=False):
@@ -621,7 +621,7 @@ class TestPendingManager(mocks.TestCase):
     pc.update_status()
     self.assertEqual(0, len(pc.queue.iterate()))
     self.context.rietveld.check_calls(
-        [ "set_flag(%d, 1, 'commit', False)" % issue,
+        [ "set_flag(%d, 1, 'commit', 'False')" % issue,
           "add_comment(%d, %r)" % (issue, reviewer_lgtm.LgtmStatus.NO_LGTM)])
     self.context.status.check_names(['abort'])
 
@@ -661,7 +661,7 @@ class TestPendingManager(mocks.TestCase):
     pc.scan_results()
     self.context.rietveld.check_calls(
         [ _try_comment(),
-          "set_flag(%d, 1, 'commit', False)" % issue,
+          "set_flag(%d, 1, 'commit', 'False')" % issue,
           ('add_comment(%d, "List of reviewers changed. annoying@dude.org '
               'did a drive-by without LGTM\'ing!")') % issue])
     self.context.status.check_names(['initial', 'abort'])