Scrub the vestigal breakpad crash dump attempts metrics code.

chrome/installer/setup/installer_crash_reporter_client.h

 // Copyright 2015 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_INSTALLER_SETUP_INSTALLER_CRASH_REPORTER_CLIENT_H_
 #define CHROME_INSTALLER_SETUP_INSTALLER_CRASH_REPORTER_CLIENT_H_
 
 #include <stddef.h>
 
 #include "base/macros.h"
@@ skipping 14 matching lines @@
                                 base::string16* special_build,
                                 base::string16* channel_name) override;
   bool ShouldShowRestartDialog(base::string16* title,
                                base::string16* message,
                                bool* is_rtl_locale) override;
   bool AboutToRestart() override;
   bool GetDeferredUploadsSupported(bool is_per_user_install) override;
   bool GetIsPerUserInstall(const base::FilePath& exe_path) override;
   bool GetShouldDumpLargerDumps(bool is_per_user_install) override;
   int GetResultCodeRespawnFailed() override;
-  void InitBrowserCrashDumpsRegKey() override;
-  void RecordCrashDumpAttempt(bool is_real_crash) override;
-  void RecordCrashDumpAttemptResult(bool is_real_crash,
-                                    bool succeeded) override;
   bool GetCrashDumpLocation(base::FilePath* crash_dir) override;
   size_t RegisterCrashKeys() override;
   bool IsRunningUnattended() override;
   bool GetCollectStatsConsent() override;
   bool ReportingIsEnforcedByPolicy(bool* enabled) override;
   bool EnableBreakpadForProcess(const std::string& process_type) override;
 
  private:
   bool is_per_user_install_;
 
   DISALLOW_COPY_AND_ASSIGN(InstallerCrashReporterClient);
 };
 
 #endif  // CHROME_INSTALLER_SETUP_INSTALLER_CRASH_REPORTER_CLIENT_H_