recipe_autoroller: back out git cl set-commit changes

recipes/recipe_modules/recipe_autoroller/api.py

Index: recipes/recipe_modules/recipe_autoroller/api.py
diff --git a/recipes/recipe_modules/recipe_autoroller/api.py b/recipes/recipe_modules/recipe_autoroller/api.py
index 0464e387ce935d1239767551a58cb9aa751c40b9..efc4895c3beba753a3ed9f1932588cbfdef6675b 100644
--- a/recipes/recipe_modules/recipe_autoroller/api.py
+++ b/recipes/recipe_modules/recipe_autoroller/api.py
@@ -236,11 +236,6 @@ class RecipeAutorollerApi(recipe_api.RecipeApi):
       if change_data['diff_digest'] != diff_digest:
         need_to_upload = True
         rebase = True
-      elif roll_result['trivial']:
-        # We won't be uploading. Make sure trivial rolls don't get stuck
-        # if previous CQ attempt failed because of flake.
-        # Pass --rietveld flag to match upload args below.
-        self.m.git('cl', 'set-commit', '--rietveld', cwd=workdir)
 
     if need_to_upload:
       commit_message = (