sync: Change progress marker checking in tests

chrome/browser/sync/test/integration/status_change_checker.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_STATUS_CHANGE_CHECKER_H_
 #define CHROME_BROWSER_SYNC_TEST_INTEGRATION_STATUS_CHANGE_CHECKER_H_
 
 #include <string>
 
-class ProfileSyncServiceObserver;
+class ProfileSyncServiceHarness;
 
 // Interface for a helper class that can be used to check if a desired change in
 // the state of the sync engine has taken place. Used by the desktop sync
 // integration tests.
 //
 // Usage: Tests that want to use this class to wait for an arbitrary sync state
 // must implement a concrete StatusChangeChecker object and pass it to
 // ProfileSyncServiceHarness::AwaitStatusChange().
 class StatusChangeChecker {
  public:
   explicit StatusChangeChecker();
 
   // Called every time ProfileSyncServiceHarness is notified of a change in the
   // state of the sync engine. Returns true if the desired change has occurred.
   virtual bool IsExitConditionSatisfied() = 0;
 
   // Returns a string representing this current StatusChangeChecker, and
   // possibly some small part of its state.  For example: "AwaitPassphraseError"
   // or "AwaitMigrationDone(BOOKMARKS)".
   virtual std::string GetDebugMessage() const = 0;
 
-  virtual void InitObserver(ProfileSyncServiceObserver*) = 0;
-  virtual void UninitObserver(ProfileSyncServiceObserver*) = 0;
+  virtual void InitObserver(ProfileSyncServiceHarness*) = 0;
+  virtual void UninitObserver(ProfileSyncServiceHarness*) = 0;
 
  protected:
   virtual ~StatusChangeChecker();
 };
 
 #endif  // CHROME_BROWSER_SYNC_TEST_INTEGRATION_STATUS_CHANGE_CHECKER_H_