Each DatabaseManager gets to decide which stores to track

components/safe_browsing_db/database_manager.h

Index: components/safe_browsing_db/database_manager.h
diff --git a/components/safe_browsing_db/database_manager.h b/components/safe_browsing_db/database_manager.h
index fbbd1e648639c8324fbe302e38848c394af73a44..91c0b34f17ba376d38743f61fc558f191c39ca7b 100644
--- a/components/safe_browsing_db/database_manager.h
+++ b/components/safe_browsing_db/database_manager.h
@@ -8,10 +8,9 @@
 #ifndef COMPONENTS_SAFE_BROWSING_DB_DATABASE_MANAGER_H_
 #define COMPONENTS_SAFE_BROWSING_DB_DATABASE_MANAGER_H_
 
-#include <deque>
-#include <map>
 #include <set>
 #include <string>
+#include <unordered_set>
 #include <vector>
 
 #include "base/gtest_prod_util.h"
@@ -28,6 +27,7 @@ class URLRequestContextGetter;
 
 namespace safe_browsing {
 
+struct UpdateListIdentifier;
 struct V4ProtocolConfig;
 class V4GetHashProtocolManager;
 
@@ -163,6 +163,10 @@ class SafeBrowsingDatabaseManager
   // and "client" is called asynchronously with the result when it is ready.
   virtual bool CheckApiBlacklistUrl(const GURL& url, Client* client);
 
+  // Returns the lists that this DatabaseManager should get full hashes for.
+  virtual std::unordered_set<UpdateListIdentifier>
+  GetStoresForFullHashRequests();

[Nathan Parker, 2016/09/15 21:12:54]

Could this be protected?

[vakh (use Gerrit instead), 2016/09/15 21:33:37]

Done.

+
   // Called to initialize objects that are used on the io_thread, such as the
   // v4 protocol manager.  This may be called multiple times during the life of
   // the DatabaseManager. Must be called on IO thread.