CL for src perf tryjob to run page_cycler_v2.intl_ko_th_vi benchmark on all-android platform(s)

chrome/browser/net/connect_interceptor.h

+// Copyright (c) 2011 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.
+
+#ifndef CHROME_BROWSER_NET_CONNECT_INTERCEPTOR_H_
+#define CHROME_BROWSER_NET_CONNECT_INTERCEPTOR_H_
+
+#include <memory>
+
+#include "base/gtest_prod_util.h"
+#include "base/macros.h"
+#include "chrome/browser/net/timed_cache.h"
+
+class GURL;
+
+namespace net {
+class URLRequest;
+}
+
+namespace chrome_browser_net {
+
+class Predictor;
+
+//------------------------------------------------------------------------------
+// An interceptor to monitor URLRequests so that we can do speculative DNS
+// resolution and/or speculative TCP preconnections.
+class ConnectInterceptor {
+ public:
+  // Construction includes registration as an URL.
+  explicit ConnectInterceptor(Predictor* predictor);
+  // Destruction includes unregistering.
+  virtual ~ConnectInterceptor();
+
+  // Learn about referrers, and optionally preconnect based on history.
+  void WitnessURLRequest(net::URLRequest* request);
+
+ private:
+  // Provide access to local class TimedCache for testing.
+  FRIEND_TEST_ALL_PREFIXES(ConnectInterceptorTest, TimedCacheRecall);
+  FRIEND_TEST_ALL_PREFIXES(ConnectInterceptorTest, TimedCacheEviction);
+
+  TimedCache timed_cache_;
+  Predictor* const predictor_;
+
+  DISALLOW_COPY_AND_ASSIGN(ConnectInterceptor);
+};
+
+}  // namespace chrome_browser_net
+
+#endif  // CHROME_BROWSER_NET_CONNECT_INTERCEPTOR_H_