Fixed a couple imports in django.core.files.storage. Fixes #8188.
Fixed a couple imports in django.core.files.storage. Fixes #8188.

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extra : convert_revision : svn%3Abcc190cf-cafb-0310-a4f2-bffc1f526a37/django/trunk%408262

adieu/django-nonrel,adieu/django-nonrel,adieu/django-nonrel