Fix for crbug.com/675863 - don't clobber PAUSE state.

components/offline_pages/core/background/save_page_request.h

 // 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.
 
 #ifndef COMPONENTS_OFFLINE_PAGES_CORE_BACKGROUND_SAVE_PAGE_REQUEST_H_
 #define COMPONENTS_OFFLINE_PAGES_CORE_BACKGROUND_SAVE_PAGE_REQUEST_H_
 
 #include <stdint.h>
 
 #include "base/time/time.h"
@@ skipping 27 matching lines @@
   ~SavePageRequest();
 
   bool operator==(const SavePageRequest& other) const;
 
   // Updates the |last_attempt_time_| and increments |attempt_count_|.
   void MarkAttemptStarted(const base::Time& start_time);
 
   // Marks attempt as completed and clears |last_attempt_time_|.
   void MarkAttemptCompleted();
 
-  // Marks attempt as aborted. Specifically it clears |last_attempt_time_|
-  // and decrements |attempt_count_|.
+  // Marks attempt as aborted. This will change the state of an OFFLINING
+  // request to be AVAILABLE.  It will not change the state of a PAUSED request.
   void MarkAttemptAborted();
 
   // Mark the attempt as paused.  It is not available for future prerendering
   // until it has been explicitly unpaused.
   void MarkAttemptPaused();
 
   int64_t request_id() const { return request_id_; }
 
   const GURL& url() const { return url_; }
 
@@ skipping 58 matching lines @@
   // like AGSA or Now.)
   bool user_requested_;
 
   // The current state of this request
   RequestState state_;
 };
 
 }  // namespace offline_pages
 
 #endif  // COMPONENTS_OFFLINE_PAGES_CORE_BACKGROUND_SAVE_PAGE_REQUEST_H_