Delete dump_course_structure django command on cms

Replaced by dump_course_structure on lms

cms/djangoapps/contentstore/management/commands/dump_course_structure.py

-"""
-Script for dumping course dumping the course structure
-"""
-from django.core.management.base import BaseCommand, CommandError
-from xmodule.course_module import CourseDescriptor
-from xmodule.modulestore.django import modulestore
-from json import dumps
-from xmodule.modulestore.inheritance import own_metadata
-from django.conf import settings
-
-filter_list = ['xml_attributes', 'checklists']
-
-
-class Command(BaseCommand):
-    """
-    The Django command for dumping course structure
-    """
-    help = '''Write out to stdout a structural and metadata information about a course in a flat dictionary serialized
-              in a JSON format. This can be used for analytics.'''
-
-    def handle(self, *args, **options):
-        "Execute the command"
-        if len(args) < 2 or len(args) > 3:
-            raise CommandError("dump_course_structure requires two or more arguments: <location> <outfile> |<db>|")
-
-        course_id = args[0]
-        outfile = args[1]
-
-        # use a user-specified database name, if present
-        # this is useful for doing dumps from databases restored from prod backups
-        if len(args) == 3:
-            settings.MODULESTORE['direct']['OPTIONS']['db'] = args[2]
-
-        loc = CourseDescriptor.id_to_location(course_id)
-
-        store = modulestore()
-
-        course = None
-        try:
-            course = store.get_item(loc, depth=4)
-        except:
-            print('Could not find course at {0}'.format(course_id))
-            return
-
-        info = {}
-
-        def dump_into_dict(module, info):
-            filtered_metadata = dict((key, value) for key, value in own_metadata(module).iteritems()
-                                     if key not in filter_list)
-            info[module.location.url()] = {
-                'category': module.location.category,
-                'children': module.children if hasattr(module, 'children') else [],
-                'metadata': filtered_metadata
-            }
-
-            for child in module.get_children():
-                dump_into_dict(child, info)
-
-        dump_into_dict(course, info)
-
-        with open(outfile, 'w') as f:
-            f.write(dumps(info))