Don't interpret embeded NULLs in a response header line as a line terminator.

BUG=95992

Review URL: http://codereview.chromium.org/7796025

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@100863 0039d316-1c4b-4281-b951-d872f2087c98
void HttpResponseHeaders::AddHopContentRangeHeaders(HeaderSet* result) {
  result->insert("content-range");
}

void HttpResponseHeaders::AddHopContentRangeHeaders(HeaderSet* result) {
  result->insert("content-range");
}
