Trim some dependencies on crypto/x509 headers.

net/ssl/ssl_client_session_cache.cc

 // Copyright 2015 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/ssl/ssl_client_session_cache.h"
 
 #include <utility>
 
 #include "base/containers/flat_set.h"
 #include "base/memory/memory_coordinator_client_registry.h"
 #include "base/strings/stringprintf.h"
 #include "base/time/clock.h"
 #include "base/time/default_clock.h"
 #include "base/trace_event/process_memory_dump.h"
-#include "net/cert/x509_util_openssl.h"
 #include "third_party/boringssl/src/include/openssl/ssl.h"
-#include "third_party/boringssl/src/include/openssl/x509.h"
 
 namespace net {
 
 SSLClientSessionCache::SSLClientSessionCache(const Config& config)
     : clock_(new base::DefaultClock),
       config_(config),
       cache_(config.max_entries),
       lookups_since_flush_(0) {
   memory_pressure_listener_.reset(new base::MemoryPressureListener(base::Bind(
       &SSLClientSessionCache::OnMemoryPressure, base::Unretained(this))));
@@ skipping 167 matching lines @@
       Flush();
       break;
   }
 }
 
 void SSLClientSessionCache::OnPurgeMemory() {
   Flush();
 }
 
 }  // namespace net