[Sync] Move sessions/ to engine/cycle/ and rename things to match.

chrome/browser/sync/test/integration/retry_verifier.h

 // Copyright 2013 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_SYNC_TEST_INTEGRATION_RETRY_VERIFIER_H_
 #define CHROME_BROWSER_SYNC_TEST_INTEGRATION_RETRY_VERIFIER_H_
 
 #include <stdint.h>
 
 #include "base/macros.h"
 #include "base/time/time.h"
 
 namespace syncer {
-namespace sessions {
-class SyncSessionSnapshot;
-}  // namespace sessions
+class SyncCycleSnapshot;
 }  // namespace syncer
 
 // The minimum and maximum wait times for a retry. The actual retry would take
 // place somewhere in this range. The algorithm that calculates the retry wait
 // time uses rand functions.
 struct DelayInfo {
   int64_t min_delay;
   int64_t max_delay;
 };
 
 // Class to verify retries take place using the exponential backoff algorithm.
 class RetryVerifier {
  public:
   static const int kMaxRetry = 3;
   RetryVerifier();
   ~RetryVerifier();
   int retry_count() const { return retry_count_; }
 
   // Initialize with the current sync session snapshot. Using the snapshot
   // we will figure out when the first retry sync happened.
-  void Initialize(const syncer::sessions::SyncSessionSnapshot& snap);
-  void VerifyRetryInterval(
-      const syncer::sessions::SyncSessionSnapshot& snap);
+  void Initialize(const syncer::SyncCycleSnapshot& snap);
+  void VerifyRetryInterval(const syncer::SyncCycleSnapshot& snap);
   bool done() const { return done_; }
   bool Succeeded() const { return done() && success_; }
 
  private:
   int retry_count_;
   base::Time last_sync_time_;
   DelayInfo delay_table_[kMaxRetry];
   bool success_;
   bool done_;
   DISALLOW_COPY_AND_ASSIGN(RetryVerifier);
 };
 
 #endif  // CHROME_BROWSER_SYNC_TEST_INTEGRATION_RETRY_VERIFIER_H_