Keep indexing README.html for now

Author: humitos

readthedocs/projects/tasks/search.py

@@ -6,7 +6,6 @@
 from readthedocs.builds.models import Build, Version
 from readthedocs.projects.models import HTMLFile, Project
 from readthedocs.projects.signals import files_changed
-from readthedocs.proxito.views.utils import allow_readme_html_as_index
 from readthedocs.search.documents import PageDocument
 from readthedocs.search.utils import index_objects, remove_indexed_files
 from readthedocs.storage import build_media_storage
@@ -204,11 +203,8 @@ def _create_imported_files_and_search_index(
 
             # Create the imported file only if it's a top-level 404 file,
             # or if it's an index file. We don't need to keep track of all files.
-            if allow_readme_html_as_index():
-                tryfiles = ["index.html", "README.html"]
-            else:
-                tryfiles = ["index.html"]
-
+            # TODO: delete README.html from this list after deprecation.
+            tryfiles = ["index.html", "README.html"]
             if relpath == "404.html" or filename in tryfiles:
                 html_files_to_save.append(html_file)