Add a mechanism for collecting Rappor samples on a daily interval.

chrome/browser/chrome_browser_main.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_browser_main.h"
 
 #include <set>
 #include <string>
 #include <vector>
 
@@ skipping 629 matching lines @@
     metrics->StartRecordingForTests();
     return;
   }
 
   metrics->CheckForClonedInstall(
       BrowserThread::GetMessageLoopProxyForThread(BrowserThread::FILE));
   const bool metrics_enabled = metrics->StartIfMetricsReportingEnabled();
   // TODO(asvitkine): Since this function is not run on Android, RAPPOR is
   // currently disabled there. http://crbug.com/370041
   browser_process_->rappor_service()->Start(
-      browser_process_->local_state(),
       browser_process_->system_request_context(),
       metrics_enabled);
 }
 
 void ChromeBrowserMainParts::RecordBrowserStartupTime() {
   // Don't record any metrics if UI was displayed before this point e.g.
   // warning dialogs.
   if (startup_metric_utils::WasNonBrowserUIDisplayed())
     return;
 
@@ skipping 1002 matching lines @@
   chromeos::CrosSettings::Shutdown();
 #endif
 #endif
 }
 
 // Public members:
 
 void ChromeBrowserMainParts::AddParts(ChromeBrowserMainExtraParts* parts) {
   chrome_extra_parts_.push_back(parts);
 }