fix: timeout error for legacy page (#33965)

cms/djangoapps/contentstore/rest_api/v1/serializers/videos.py

@@ -56,9 +56,6 @@ class VideoModelSerializer(serializers.Serializer):
     transcripts = serializers.ListField(
         child=serializers.CharField()
     )
-    usage_locations = serializers.ListField(
-        child=serializers.DictField()
-    )
 
 
 class VideoActiveTranscriptPreferencesSerializer(serializers.Serializer):
@@ -99,7 +96,6 @@ class CourseVideosSerializer(serializers.Serializer):
             child=serializers.CharField()
         )
     )
-    # transcript_available_languages = serializers.BooleanField(required=False, allow_null=True)
     video_transcript_settings = VideoTranscriptSettingsSerializer()
     pagination_context = serializers.DictField(
         child=serializers.CharField(),

cms/djangoapps/contentstore/video_storage_handlers.py

@@ -685,7 +685,6 @@ def _get_index_videos(course, pagination_conf=None):
         Get data for predefined video attributes.
         """
         values = {}
-        values["usage_locations"] = get_video_usage_path(course.id, video["edx_video_id"])['usage_locations']
         for attr in attrs:
             if attr == 'courses':
                 current_course = [c for c in video['courses'] if course_id in c]

cms/djangoapps/contentstore/views/tests/test_videos.py

@@ -374,7 +374,6 @@ class VideosHandlerTestCase(
                     'transcription_status',
                     'transcript_urls',
                     'error_description',
-                    'usage_locations'
                 }
             )
             dateutil.parser.parse(response_video['created'])
@@ -391,7 +390,7 @@ class VideosHandlerTestCase(
                 'edx_video_id', 'client_video_id', 'created', 'duration',
                 'status', 'course_video_image_url', 'file_size', 'download_link',
                 'transcripts', 'transcription_status', 'transcript_urls',
-                'error_description', 'usage_locations'
+                'error_description'
             ],
             [
                 {
@@ -409,7 +408,7 @@ class VideosHandlerTestCase(
                 'edx_video_id', 'client_video_id', 'created', 'duration',
                 'status', 'course_video_image_url', 'file_size', 'download_link',
                 'transcripts', 'transcription_status', 'transcript_urls',
-                'error_description', 'usage_locations'
+                'error_description'
             ],
             [
                 {