private void processCategoryDeleted(long id) {
		Category myCat = dtms[MY].getCategory(id);
		if (myCat == null) {
			Category resultCat = dtms[RESULT].getCategory(id);
			if (resultCat != null) {
				// check added data types that have this category path as
				// the parent
				if (!isParent(resultCat.getCategoryPath())) {
					resultCat.getParent().removeCategory(resultCat.getName(), currentMonitor);
				}
			}
		}

	}
Process categories that were deleted in MY program, but are not
conflicts, i.e., not renamed, moved, or deleted in LATEST.
@param id category ID
Ghidra/Features/Base/src/main/java/ghidra/app/merge/datatypes/DataTypeMergeManager.java