Fetch all content blocks intersecting with the content location.
Fetch all content blocks intersecting with the content location. If the ContentLocation end position is between two content blocks, the content block that is nearest after the content location is included in the result.
Fetch all content blocks intersecting with the content location. If the ContentLocation start position is between two content blocks, the content block that is nearest before the content location is included in the result.
Options for how ContentBlockTargets should be fetched for a ContentLocation.