Convert ARRAYSIZE_UNSAFE -> arraysize in net/.

net/http/http_cache_transaction.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/http/http_cache_transaction.h"
 
 #include "build/build_config.h"
 
 #if defined(OS_POSIX)
 #include <unistd.h>
@@ skipping 1997 matching lines @@
     { kForceFetchHeaders, LOAD_BYPASS_CACHE },
     { kForceValidateHeaders, LOAD_VALIDATE_CACHE },
   };
 
   bool range_found = false;
   bool external_validation_error = false;
 
   if (request_->extra_headers.HasHeader(HttpRequestHeaders::kRange))
     range_found = true;
 
-  for (size_t i = 0; i < ARRAYSIZE_UNSAFE(kSpecialHeaders); ++i) {
+  for (size_t i = 0; i < arraysize(kSpecialHeaders); ++i) {
     if (HeaderMatches(request_->extra_headers, kSpecialHeaders[i].search)) {
       effective_load_flags_ |= kSpecialHeaders[i].load_flag;
       break;
     }
   }
 
   // Check for conditionalization headers which may correspond with a
   // cache validation request.
   for (size_t i = 0; i < arraysize(kValidationHeaders); ++i) {
     const ValidationHeaderInfo& info = kValidationHeaders[i];
@@ skipping 917 matching lines @@
 
 void HttpCache::Transaction::OnIOComplete(int result) {
   // TODO(vadimt): Remove ScopedProfile below once crbug.com/422516 is fixed.
   tracked_objects::ScopedProfile tracking_profile(
       FROM_HERE_WITH_EXPLICIT_FUNCTION("422516 Transaction::OnIOComplete"));
 
   DoLoop(result);
 }
 
 }  // namespace net