Enable V4LocalDatabaseManager based on Finch.

chrome/browser/safe_browsing/services_delegate.h

Index: chrome/browser/safe_browsing/services_delegate.h
diff --git a/chrome/browser/safe_browsing/services_delegate.h b/chrome/browser/safe_browsing/services_delegate.h
index 084068ca8b0e65bb0a9ee63a5a9c42b1f6437ffe..9bd27d33a288b9db496f32f6d17770b37fefd1ab 100644
--- a/chrome/browser/safe_browsing/services_delegate.h
+++ b/chrome/browser/safe_browsing/services_delegate.h
@@ -8,6 +8,7 @@
 #include <memory>
 
 #include "chrome/browser/safe_browsing/incident_reporting/delayed_analysis_callback.h"
+#include "components/safe_browsing_db/v4_protocol_manager_util.h"
 #include "components/user_prefs/tracked/tracked_preference_validation_delegate.h"
 
 class Profile;
@@ -65,13 +66,13 @@ class ServicesDelegate {
 
   virtual ~ServicesDelegate() {}
 
+  // Initializes internal state using the ServicesCreator.
+  virtual void Initialize() = 0;
+
   // Creates the CSD service for the given |context_getter|.
   virtual void InitializeCsdService(
       net::URLRequestContextGetter* context_getter) = 0;
 
-  // Initializes services using the ServicesCreator.
-  virtual void InitializeServices() = 0;
-
   // Shuts down the download service.
   virtual void ShutdownServices() = 0;
 
@@ -92,6 +93,11 @@ class ServicesDelegate {
   // Returns nullptr for any service that is not available.
   virtual ClientSideDetectionService* GetCsdService() = 0;
   virtual DownloadProtectionService* GetDownloadService() = 0;
+
+  virtual void StartOnIOThread(
+    net::URLRequestContextGetter* url_request_context_getter,
+    const V4ProtocolConfig& v4_config) = 0;
+  virtual void StopOnIOThread(bool shutdown) = 0;
 };
 
 }  // namespace safe_browsing