Http cache: Remove code used to track a crash.

net/http/http_cache.cc

 // Copyright (c) 2010 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/http/http_cache.h"
 
 #include <algorithm>
 
 #include "base/compiler_specific.h"
 
@@ skipping 387 matching lines @@
 }
 
 void HttpCache::Suspend(bool suspend) {
   network_layer_->Suspend(suspend);
 }
 
 // static
 bool HttpCache::ParseResponseInfo(const char* data, int len,
                                   HttpResponseInfo* response_info,
                                   bool* response_truncated) {
-  // This block is here just to debug a Linux-only crash (bug 56449).
-  // TODO(rvargas): Remove this.
-  if (len < 4)
-    return false;
-  int payload_size = *reinterpret_cast<const int*>(data);
-  if (payload_size < 4)
-    return false;
-
   Pickle pickle(data, len);
   return response_info->InitFromPickle(pickle, response_truncated);
 }
 
 void HttpCache::WriteMetadata(const GURL& url,
                               base::Time expected_response_time, IOBuffer* buf,
                               int buf_len) {
   if (!buf_len)
     return;
 
@@ skipping 670 matching lines @@
     building_backend_ = false;
     DeletePendingOp(pending_op);
   }
 
   // The cache may be gone when we return from the callback.
   if (!item->DoCallback(result, backend))
     item->NotifyTransaction(result, NULL);
 }
 
 }  // namespace net