Refactor preference syncing.

chrome/browser/metrics/metrics_log.cc

 // Copyright (c) 2011 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/metrics/metrics_log.h"
 
 #include <string>
 #include <vector>
 
 #include "base/basictypes.h"
@@ skipping 23 matching lines @@
 extern "C" IMAGE_DOS_HEADER __ImageBase;
 #endif
 
 MetricsLog::MetricsLog(const std::string& client_id, int session_id)
     : MetricsLogBase(client_id, session_id, MetricsLog::GetVersionString()) {}
 
 MetricsLog::~MetricsLog() {}
 
 // static
 void MetricsLog::RegisterPrefs(PrefService* local_state) {
-  local_state->RegisterListPref(prefs::kStabilityPluginStats);
+  local_state->RegisterListPref(prefs::kStabilityPluginStats,
+                                false /* don't sync pref */);
 }
 
 int64 MetricsLog::GetIncrementalUptime(PrefService* pref) {
   base::TimeTicks now = base::TimeTicks::Now();
   static base::TimeTicks last_updated_time(now);
   int64 incremental_time = (now - last_updated_time).InSeconds();
   last_updated_time = now;
 
   if (incremental_time > 0) {
     int64 metrics_uptime = pref->GetInt64(prefs::kUninstallMetricsUptimeSec);
@@ skipping 429 matching lines @@
       const std::string result_type(AutocompleteMatch::TypeToString(i->type));
       if (!result_type.empty())
         WriteAttribute("resulttype", result_type);
       WriteIntAttribute("relevance", i->relevance);
       WriteIntAttribute("isstarred", i->starred ? 1 : 0);
     }
   }
 
   ++num_events_;
 }