remove update_client::Configurator::StepDelay

components/update_client/configurator.h

 // 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.
 
 #ifndef COMPONENTS_UPDATE_CLIENT_CONFIGURATOR_H_
 #define COMPONENTS_UPDATE_CLIENT_CONFIGURATOR_H_
 
 #include <memory>
 #include <string>
 #include <vector>
@@ skipping 21 matching lines @@
 // the behavior of the update client, and the other class controls the
 // behavior of the component updater.
 class Configurator : public base::RefCountedThreadSafe<Configurator> {
  public:
   // Delay in seconds from calling Start() to the first update check.
   virtual int InitialDelay() const = 0;
 
   // Delay in seconds to every subsequent update check. 0 means don't check.
   virtual int NextCheckDelay() const = 0;
 
-  // Delay in seconds from each task step. Used to smooth out CPU/IO usage.
-  virtual int StepDelay() const = 0;
-
   // Minimum delta time in seconds before an on-demand check is allowed
   // for the same component.
   virtual int OnDemandDelay() const = 0;
 
   // The time delay in seconds between applying updates for different
   // components.
   virtual int UpdateDelay() const = 0;
 
   // The URLs for the update checks. The URLs are tried in order, the first one
   // that succeeds wins.
@@ skipping 83 matching lines @@
 
  protected:
   friend class base::RefCountedThreadSafe<Configurator>;
 
   virtual ~Configurator() {}
 };
 
 }  // namespace update_client
 
 #endif  // COMPONENTS_UPDATE_CLIENT_CONFIGURATOR_H_