Remove Safebrowsing Rappor support

chrome/browser/metrics/chrome_metrics_services_manager_client.h

Index: chrome/browser/metrics/chrome_metrics_services_manager_client.h
diff --git a/chrome/browser/metrics/chrome_metrics_services_manager_client.h b/chrome/browser/metrics/chrome_metrics_services_manager_client.h
index eea9eebbb15c505afb3fc92d8c32a6d3c63f0be8..7d268e720b85e3b79030f9b2f2f3c57c727e9406 100644
--- a/chrome/browser/metrics/chrome_metrics_services_manager_client.h
+++ b/chrome/browser/metrics/chrome_metrics_services_manager_client.h
@@ -11,7 +11,6 @@
 #include "base/macros.h"
 #include "base/metrics/field_trial.h"
 #include "base/threading/thread_checker.h"
-#include "chrome/browser/safe_browsing/safe_browsing_service.h"
 #include "components/metrics_services_manager/metrics_services_manager_client.h"
 
 class PrefService;
@@ -68,7 +67,6 @@ class ChromeMetricsServicesManagerClient
   std::unique_ptr<const base::FieldTrial::EntropyProvider>
   CreateEntropyProvider() override;
   net::URLRequestContextGetter* GetURLRequestContext() override;
-  bool IsSafeBrowsingEnabled(const base::Closure& on_update_callback) override;
   bool IsMetricsReportingEnabled() override;
   bool OnlyDoMetricsRecording() override;
 
@@ -94,10 +92,6 @@ class ChromeMetricsServicesManagerClient
   // Weak pointer to the local state prefs store.
   PrefService* local_state_;
 
-  // Subscription to SafeBrowsing service state changes.
-  std::unique_ptr<safe_browsing::SafeBrowsingService::StateSubscription>
-      sb_state_subscription_;
-
   DISALLOW_COPY_AND_ASSIGN(ChromeMetricsServicesManagerClient);
 };