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components/safe_browsing_db/v4_update_protocol_manager.cc

 // Copyright 2016 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/safe_browsing_db/v4_update_protocol_manager.h"
 
 #include <utility>
 
 #include "base/base64.h"
 #include "base/macros.h"
@@ skipping 141 matching lines @@
 // According to section 5 of the SafeBrowsing protocol specification, we must
 // back off after a certain number of errors.
 base::TimeDelta V4UpdateProtocolManager::GetNextUpdateInterval(bool back_off) {
   DCHECK(CalledOnValidThread());
   DCHECK(next_update_interval_ > base::TimeDelta());
   base::TimeDelta next = next_update_interval_;
   if (back_off) {
     next = V4ProtocolManagerUtil::GetNextBackOffInterval(
         &update_error_count_, &update_back_off_mult_);
   }
+  DVLOG(1) << "V4UpdateProtocolManager::GetNextUpdateInterval: "
+           << "next_interval: " << next;
   return next;
 }
 
 void V4UpdateProtocolManager::ScheduleNextUpdateAfterInterval(
     base::TimeDelta interval) {
   DCHECK(CalledOnValidThread());
   DCHECK(interval >= base::TimeDelta());
   // Unschedule any current timer.
   update_timer_.Stop();
   update_timer_.Start(FROM_HERE, interval, this,
@@ skipping 132 matching lines @@
     }
     // TODO(vakh): Figure out whether it is just a network error vs backoff vs
     // another condition and RecordUpdateResult more accurately.
   }
   request_.reset();
   ScheduleNextUpdate(back_off);
 }
 
 GURL V4UpdateProtocolManager::GetUpdateUrl(
     const std::string& req_base64) const {
-  return V4ProtocolManagerUtil::GetRequestUrl(req_base64, "encodedUpdates",
-                                              config_);
+  GURL url = V4ProtocolManagerUtil::GetRequestUrl(req_base64, "encodedUpdates",
+                                                  config_);
+  DVLOG(1) << "V4UpdateProtocolManager::GetUpdateUrl: "
+           << "url: " << url;
+  return url;
 }
 
 }  // namespace safe_browsing