Domain Reliability: Don't upload when metrics reporting is off.

components/domain_reliability/service.h

Index: components/domain_reliability/service.h
diff --git a/components/domain_reliability/service.h b/components/domain_reliability/service.h
index 9e87ce1e3ff1e1b2358ded784c1ac40b1582b4ba..a56329454e2782b28baec48994f34bd4e3447d0e 100644
--- a/components/domain_reliability/service.h
+++ b/components/domain_reliability/service.h
@@ -11,11 +11,13 @@
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
-#include "base/sequenced_task_runner.h"
+#include "base/single_thread_task_runner.h"
 #include "components/domain_reliability/clear_mode.h"
 #include "components/domain_reliability/domain_reliability_export.h"
 #include "components/keyed_service/core/keyed_service.h"
 
+class PrefService;
+
 namespace base {
 class Value;
 }  // namespace base
@@ -48,7 +50,9 @@ class DOMAIN_RELIABILITY_EXPORT DomainReliabilityService
   // called. The caller is responsible for destroying the Monitor on the given
   // task runner when it is no longer needed.
   virtual scoped_ptr<DomainReliabilityMonitor> CreateMonitor(
-      scoped_refptr<base::SequencedTaskRunner> network_task_runner) = 0;
+      scoped_refptr<base::SingleThreadTaskRunner> network_task_runner,
+      PrefService* pref_service,
+      const char* reporting_pref_name) = 0;
 
   // Clears browsing data on the associated Monitor. |Init()| must have been
   // called first.