Remove obsolete comment.

url_request_http_job.cc contains a TODO comment for WebSocket
throttling. Since this was landed in
https://codereview.chromium.org/240873003 the comment is no longer
needed. Remove it.

BUG=343107
TEST=net_unittests

Review URL: https://codereview.chromium.org/445373002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@288155 0039d316-1c4b-4281-b951-d872f2087c98

net/url_request/url_request_http_job.cc

@@ -428,8 +428,6 @@ void URLRequestHttpJob::StartTransactionInternal() {
         priority_, &transaction_);
 
     if (rv == OK && request_info_.url.SchemeIsWSOrWSS()) {
-      // TODO(ricea): Implement WebSocket throttling semantics as defined in
-      // RFC6455 Section 4.1.
       base::SupportsUserData::Data* data = request_->GetUserData(
           WebSocketHandshakeStreamBase::CreateHelper::DataKey());
       if (data) {