Refactor SetClientID such that metrics rather than crash backs up the client id in Google Update set

chrome/browser/chrome_content_browser_client.cc

 // 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.
 
 #include "chrome/browser/chrome_content_browser_client.h"
 
 #include <set>
 #include <utility>
 #include <vector>
 
@@ skipping 1450 matching lines @@
   return group == "Enabled";
 }
 
 }  // namespace
 
 void ChromeContentBrowserClient::AppendExtraCommandLineSwitches(
     CommandLine* command_line, int child_process_id) {
 #if defined(OS_POSIX)
   if (breakpad::IsCrashReporterEnabled()) {
     std::string enable_crash_reporter;
-    GoogleUpdateSettings::GetMetricsId(&enable_crash_reporter);
+    GoogleUpdateSettings::LoadMetricsClientId(&enable_crash_reporter);
     command_line->AppendSwitchASCII(switches::kEnableCrashReporter,
                                     enable_crash_reporter);
   }
 #endif  // defined(OS_POSIX)
 
   if (logging::DialogsAreSuppressed())
     command_line->AppendSwitch(switches::kNoErrorDialogs);
 
   std::string process_type =
       command_line->GetSwitchValueASCII(switches::kProcessType);
@@ skipping 1319 matching lines @@
       switches::kDisableWebRtcEncryption,
     };
     to_command_line->CopySwitchesFrom(from_command_line,
                                       kWebRtcDevSwitchNames,
                                       arraysize(kWebRtcDevSwitchNames));
   }
 }
 #endif  // defined(ENABLE_WEBRTC)
 
 }  // namespace chrome