This method causes the table to begin tracking changes in the specified ChangeSet.
The changes are recorded in the specified ChangeSet. It is possible to nest calls to this method. In order for this to work the caller must save away the returned ChangeSet and pass it into the popChangeSet method.
SharedContentUsages sharedTable = ....; ChangeSet changes = sharedTable.createChangeSet (); ChangeSet savedChangeSet = pushChangeSet (changes); : : popChangeSet (savedChangeSet);
@param changes The ChangeSet into which changes to this table shouldbe recorded.
@return The previous object into which changes are being tracked.