l.s.g.PreviewDiffPruner(BulkPruner) : class documentation

A BulkPruner to remove old PreviewDiffs.

We remove all but the latest PreviewDiff for each BranchMergeProposal. All PreviewDiffs containing published or draft inline comments (CodeReviewInlineComment{,Draft}) are also preserved.

Inherited from BulkPruner:

Method	getStore	The master Store for the table we are pruning.
Method	__init__	Undocumented
Method	isDone	See ITunableLoop.
Method	__call__	See ITunableLoop.
Method	cleanUp	See ITunableLoop.

Inherited from TunableLoop (via BulkPruner):

Method

run

Undocumented