[in] Context information about the change to save.
wszItemText
[in] The item data represented by an XML string in the FeedSync format.
pItemDataTextMerger
[in, unique] An object that can be called by Sync Frameworkto merge changes. Can be NULL if no merging is required. It cannot be NULL if conflicts are resolved with the SRA_MERGE resolve action. If the value is not NULL, Sync Framework will call IFeedItemDataXmlTextMerger::MergeFeedItemDataXmlText to merge FeedSync item data for any conflicts that are resolved with the SRA_MERGE action.