Fix Thread::SetMessageLoop(nullptr).

chrome/browser/safe_browsing/protocol_manager.h

 // Copyright (c) 2012 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_SAFE_BROWSING_PROTOCOL_MANAGER_H_
 #define CHROME_BROWSER_SAFE_BROWSING_PROTOCOL_MANAGER_H_
 
 // A class that implements Chrome's interface with the SafeBrowsing protocol.
 // See https://developers.google.com/safe-browsing/developers_guide_v2 for
 // protocol details.
@@ skipping 156 matching lines @@
   // |metric_name| is the name of the UMA metric to record the response code or
   // error code against, |status| represents the status of the HTTP request, and
   // |response code| represents the HTTP response code received from the server.
   static void RecordHttpResponseOrErrorCode(
       const char* metric_name, const net::URLRequestStatus& status,
       int response_code);
 
   // Returns whether another update is currently scheduled.
   bool IsUpdateScheduled() const;
 
+  static base::TimeDelta GetUpdateTimeoutForTesting();
+
  protected:
   // Constructs a SafeBrowsingProtocolManager for |delegate| that issues
   // network requests using |request_context_getter|.
   SafeBrowsingProtocolManager(
       SafeBrowsingProtocolManagerDelegate* delegate,
       net::URLRequestContextGetter* request_context_getter,
       const SafeBrowsingProtocolConfig& config);
 
  private:
   FRIEND_TEST_ALL_PREFIXES(SafeBrowsingProtocolManagerTest, TestBackOffTimes);
@@ skipping 86 matching lines @@
   void UpdateFinished(bool success);
   void UpdateFinished(bool success, bool back_off);
 
   // A callback that runs if we timeout waiting for a response to an update
   // request. We use this to properly set our update state.
   void UpdateResponseTimeout();
 
   // Called after the chunks are added to the database.
   void OnAddChunksComplete();
 
- private:
   // Map of GetHash requests to parameters which created it.
   struct FullHashDetails {
     FullHashDetails();
     FullHashDetails(FullHashCallback callback, bool is_download);
     FullHashDetails(const FullHashDetails& other);
     ~FullHashDetails();
 
     FullHashCallback callback;
     bool is_download;
   };
@@ skipping 146 matching lines @@
       AddChunksCallback callback) = 0;
 
   // Delete chunks from the database.
   virtual void DeleteChunks(
       std::unique_ptr<std::vector<SBChunkDelete>> chunk_deletes) = 0;
 };
 
 }  // namespace safe_browsing
 
 #endif  // CHROME_BROWSER_SAFE_BROWSING_PROTOCOL_MANAGER_H_