fRanges= null; // mark for recomputation
for (Iterator regions= fChangeRegions.iterator(); regions.hasNext();) {
ChangeRegion region= (ChangeRegion) regions.next();
region.clearDiff();
for (int i= 0; i < hunks.length; i++) {
Hunk hunk= hunks[i];
region.adjustTo(hunk);
}
}
}