Miscellaneous improvements to comments and formatting.

net/tools/quic/quic_dispatcher.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "net/tools/quic/quic_dispatcher.h"
 
 #include <utility>
 
 #include "base/debug/stack_trace.h"
 #include "base/logging.h"
@@ skipping 63 matching lines @@
     DVLOG(1) << QuicUtils::ErrorToString(error);
   }
 
   bool OnProtocolVersionMismatch(QuicVersion /*received_version*/) override {
     DVLOG(1) << "Version mismatch, connection ID " << connection_id_;
     // Keep processing after protocol mismatch - this will be dealt with by the
     // time wait list or connection that we will create.
     return true;
   }
 
-  // The following methods should never get called because we always return
-  // false from OnUnauthenticatedHeader().  As a result, we never process the
-  // payload of the packet.
+  // The following methods should never get called because
+  // OnUnauthenticatedPublicHeader() or OnUnauthenticatedHeader() (whichever was
+  // called last), will return false and prevent a subsequent invocation of
+  // these methods.  Thus, the payload of the packet is never processed in the
+  // dispatcher.
   void OnPublicResetPacket(const QuicPublicResetPacket& /*packet*/) override {
     DCHECK(false);
   }
   void OnVersionNegotiationPacket(
       const QuicVersionNegotiationPacket& /*packet*/) override {
     DCHECK(false);
   }
   void OnDecryptedPacket(EncryptionLevel level) override { DCHECK(false); }
   bool OnPacketHeader(const QuicPacketHeader& /*header*/) override {
     DCHECK(false);
@@ skipping 403 matching lines @@
   // send it to the time wait manager in OnUnathenticatedHeader.
   return true;
 }
 
 void QuicDispatcher::SetLastError(QuicErrorCode error) {
   last_error_ = error;
 }
 
 }  // namespace tools
 }  // namespace net