1368
1373
assert(!virginHeadSource);
1369
1374
assert(!adaptedBodySource);
1370
1375
virginHeadSource = initiateAdaptation(
1371
new Adaptation::Iterator(this, request, NULL, g));
1373
1378
// we could try to guess whether we can bypass this adaptation
1374
1379
// initiation failure, but it should not really happen