Make tracing work in service manager

services/tracing/public/cpp/provider.h

Index: services/tracing/public/cpp/provider.h
diff --git a/services/tracing/public/cpp/provider.h b/services/tracing/public/cpp/provider.h
index 4b305d4aa5f26c87183e0d64758a7203db25ef76..960499ab8a7d5d0a9bc7b45f527fe9a5c766b971 100644
--- a/services/tracing/public/cpp/provider.h
+++ b/services/tracing/public/cpp/provider.h
@@ -24,12 +24,15 @@ class Provider : public mojom::Provider {
   Provider();
   ~Provider() override;
 
+  void InitializeWithFactory(mojom::FactoryPtr* factory);
   void Initialize(service_manager::Connector* connector,
                   const std::string& url);
 
   void Bind(mojom::ProviderRequest request);
 
  private:
+  void InitializeWithFactoryLocked(mojom::FactoryPtr* factory);
+
   // mojom::Provider implementation:
   void StartTracing(const std::string& categories,
                     mojom::RecorderPtr recorder) override;