Add module for counting date-last-roll-call and persisting those counts

components/update_client/update_response.cc

 // Copyright 2014 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 "components/update_client/update_response.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 
@@ skipping 269 matching lines @@
   if (updates.empty()) {
     *error = "Missing updatecheck on app.";
     return false;
   }
 
   return ParseUpdateCheckTag(updates[0], result, error);
 }
 
 bool UpdateResponse::Parse(const std::string& response_xml) {
   results_.daystart_elapsed_seconds = kNoDaystart;
+  results_.daystart_elapsed_days = kNoDaystart;
   results_.list.clear();
   errors_.clear();
 
   if (response_xml.length() < 1) {
     ParseError("Empty xml");
     return false;
   }
 
   std::string xml_errors;
   ScopedXmlErrorFunc error_func(&xml_errors, &XmlErrorFunc);
@@ skipping 28 matching lines @@
 
   // Parse the first <daystart> if it is present.
   std::vector<xmlNode*> daystarts = GetChildren(root, "daystart");
   if (!daystarts.empty()) {
     xmlNode* first = daystarts[0];
     std::string elapsed_seconds = GetAttribute(first, "elapsed_seconds");
     int parsed_elapsed = kNoDaystart;
     if (base::StringToInt(elapsed_seconds, &parsed_elapsed)) {
       results_.daystart_elapsed_seconds = parsed_elapsed;
     }
+    std::string elapsed_days = GetAttribute(first, "elapsed_days");
+    parsed_elapsed = kNoDaystart;
+    if (base::StringToInt(elapsed_days, &parsed_elapsed)) {
+      results_.daystart_elapsed_days = parsed_elapsed;
+    }
   }
 
   // Parse each of the <app> tags.
   std::vector<xmlNode*> apps = GetChildren(root, "app");
   for (size_t i = 0; i != apps.size(); ++i) {
     Result result;
     std::string error;
     if (ParseAppTag(apps[i], &result, &error)) {
       results_.list.push_back(result);
     } else {
       ParseError("%s", error.c_str());
     }
   }
 
   return true;
 }
 
 }  // namespace update_client