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diff --git a/chromium/net/tools/flip_server/loadtime_measurement.h b/chromium/net/tools/flip_server/loadtime_measurement.h
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+++ b/chromium/net/tools/flip_server/loadtime_measurement.h
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+// Copyright (c) 2009 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 NET_TOOLS_FLIP_SERVER_LOADTIME_MEASUREMENT_H__
+#define NET_TOOLS_FLIP_SERVER_LOADTIME_MEASUREMENT_H__
+
+#include <errno.h>
+#include <fcntl.h>
+#include <stdio.h>
+#include <sys/types.h>
+#include <unistd.h>
+
+#include <map>
+#include <string>
+#include <vector>
+
+// Class to handle loadtime measure related urls, which all start with testing
+// The in memory server has a singleton object of this class. It includes a
+// html file containing javascript to go through a list of urls and upload the
+// loadtime. The users can modify urls.txt to define the urls they want to
+// measure and start with downloading the html file from browser.
+class LoadtimeMeasurement {
+ public:
+  LoadtimeMeasurement(const std::string& urls_file,
+                      const std::string& pageload_html_file)
+      : num_urls_(0), pageload_html_file_(pageload_html_file) {
+    std::string urls_string;
+    read_file_to_string(urls_file.c_str(), &urls_string);
+    split_string(urls_string, '\n', &urls_);
+    num_urls_ = urls_.size();
+  }
+
+  // This is the entry function for all the loadtime measure related urls
+  // It handles the request to html file, get_total_iteration to get number
+  // of urls in the urls file, get each url, report the loadtime for
+  // each url, and the test is completed.
+  void ProcessRequest(const std::string& uri, std::string& output) {
+    // remove "/testing/" from uri to get the action
+    std::string action = uri.substr(9);
+    if (pageload_html_file_.find(action) != std::string::npos) {
+      read_file_to_string(pageload_html_file_.c_str(), &output);
+      return;
+    }
+    if (action.find("get_total_iteration") == 0) {
+      char buffer[16];
+      snprintf(buffer, 16, "%d", num_urls_);
+      output.append(buffer, strlen(buffer));
+      return;
+    }
+    if (action.find("geturl") == 0) {
+      size_t b = action.find_first_of('=');
+      if (b != std::string::npos) {
+        int num = atoi(action.substr(b + 1).c_str());
+        if (num < num_urls_) {
+          output.append(urls_[num]);
+        }
+      }
+      return;
+    }
+    if (action.find("test_complete") == 0) {
+      for (std::map<std::string, int>::const_iterator it = loadtimes_.begin();
+           it != loadtimes_.end(); ++it) {
+        LOG(INFO) << it->first << " " << it->second;
+      }
+      loadtimes_.clear();
+      output.append("OK");
+      return;
+    }
+    if (action.find("record_page_load") == 0) {
+      std::vector<std::string> query;
+      split_string(action, '?', &query);
+      std::vector<std::string> params;
+      split_string(query[1], '&', &params);
+      std::vector<std::string> url;
+      std::vector<std::string> loadtime;
+      split_string(params[1], '=', &url);
+      split_string(params[2], '=', &loadtime);
+      loadtimes_[url[1]] = atoi(loadtime[1].c_str());
+      output.append("OK");
+      return;
+    }
+  }
+
+ private:
+  void read_file_to_string(const char* filename, std::string* output) {
+    output->clear();
+    int fd = open(filename, 0, "r");
+    if (fd == -1)
+      return;
+    char buffer[4096];
+    ssize_t read_status = read(fd, buffer, sizeof(buffer));
+    while (read_status > 0) {
+      output->append(buffer, static_cast<size_t>(read_status));
+      do {
+        read_status = read(fd, buffer, sizeof(buffer));
+      } while (read_status <= 0 && errno == EINTR);
+    }
+    close(fd);
+  }
+
+  void split_string(std::string& str, char sepa,
+                    std::vector<std::string>* sub_strs) {
+    size_t b = 0;
+    size_t e = str.find_first_of(sepa, b);
+    while (e != std::string::npos && e > b) {
+      sub_strs->push_back(str.substr(b, e - b));
+      b = e + 1;
+      e = str.find_first_of(sepa, b);
+    }
+    if (b < str.size()) {
+      sub_strs->push_back(str.substr(b));
+    }
+  }
+
+  int num_urls_;
+  std::vector<std::string> urls_;
+  std::map<std::string, int> loadtimes_;
+  const std::string pageload_html_file_;
+};
+
+#endif  // NET_TOOLS_FLIP_SERVER_LOADTIME_MEASUREMENT_H__
+