Propogate RAPPOR permission changes

chrome/browser/metrics/metrics_services_manager.h

Index: chrome/browser/metrics/metrics_services_manager.h
diff --git a/chrome/browser/metrics/metrics_services_manager.h b/chrome/browser/metrics/metrics_services_manager.h
index fb5de48ff25b12f31aa66bd1d39b5a7b7eb7503a..72ec3f797ff4d0a6f11961349a13bcf7f42806d5 100644
--- a/chrome/browser/metrics/metrics_services_manager.h
+++ b/chrome/browser/metrics/metrics_services_manager.h
@@ -7,6 +7,7 @@
 
 #include "base/basictypes.h"
 #include "base/memory/scoped_ptr.h"
+#include "base/prefs/pref_change_registrar.h"
 #include "base/threading/thread_checker.h"
 #include "components/rappor/rappor_service.h"
 
@@ -66,6 +67,10 @@ class MetricsServicesManager {
   rappor::RecordingLevel GetRapporRecordingLevel(bool metrics_enabled) const;
 
  private:
+  // Update the managed services when permissions for recording/uploading
+  // metrics change.
+  void UpdateRapporService();
+
   // Returns the ChromeMetricsServiceClient, creating it if it hasn't been
   // created yet (and additionally creating the MetricsService in that case).
   ChromeMetricsServiceClient* GetChromeMetricsServiceClient();
@@ -78,6 +83,15 @@ class MetricsServicesManager {
   // Weak pointer to the local state prefs store.
   PrefService* local_state_;
 
+  // A change registrar for local_state_;
+  PrefChangeRegistrar pref_change_registrar_;
+
+  // The current metrics reporting setting.
+  bool may_upload_;
+
+  // The current metrics recording setting.
+  bool may_record_;
+
   // MetricsStateManager which is passed as a parameter to service constructors.
   scoped_ptr<metrics::MetricsStateManager> metrics_state_manager_;