Make some global pointers const void* const.

chrome/browser/safe_browsing/download_feedback_service.cc

 // 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.
 
 #include "chrome/browser/safe_browsing/download_feedback_service.h"
 
 #include "base/bind.h"
 #include "base/files/file_path.h"
 #include "base/files/file_util_proxy.h"
 #include "base/metrics/histogram.h"
 #include "base/supports_user_data.h"
 #include "base/task_runner.h"
 #include "chrome/browser/safe_browsing/download_feedback.h"
 #include "content/public/browser/download_danger_type.h"
 #include "content/public/browser/download_item.h"
 
 namespace safe_browsing {
 
 namespace {
 
-const void* kPingKey = &kPingKey;
+const void* const kPingKey = &kPingKey;
 
 class DownloadFeedbackPings : public base::SupportsUserData::Data {
  public:
   DownloadFeedbackPings(const std::string& ping_request,
                         const std::string& ping_response);
 
   // Stores the ping data in the given |download|.
   static void CreateForDownload(content::DownloadItem* download,
                                 const std::string& ping_request,
                                 const std::string& ping_response);
@@ skipping 163 matching lines @@
 void DownloadFeedbackService::FeedbackComplete() {
   DVLOG(1) << __FUNCTION__;
   DCHECK(CalledOnValidThread());
   DCHECK(!active_feedback_.empty());
   active_feedback_.erase(active_feedback_.begin());
   if (!active_feedback_.empty())
     StartPendingFeedback();
 }
 
 }  // namespace safe_browsing