Download Service : Added leveldb proto layer

components/download/internal/store.h

Index: components/download/internal/store.h
diff --git a/components/download/internal/store.h b/components/download/internal/store.h
index 04a39bffcc6ee7b0cab733d46cbe90bbd32d8af6..4622b26a7c91b3d71a64cadffe9eac97a59c856f 100644
--- a/components/download/internal/store.h
+++ b/components/download/internal/store.h
@@ -10,8 +10,6 @@
 #include <vector>
 
 #include "base/callback_forward.h"
-#include "base/memory/ref_counted.h"
-#include "base/sequenced_task_runner.h"
 
 namespace download {
 
@@ -36,10 +34,6 @@ class Store {
   // Store.
   virtual void Initialize(InitCallback callback) = 0;
 
-  // Destroyes the store and asynchronously returns whether or not that
-  // destruction was successful.
-  virtual void Destroy(StoreCallback callback) = 0;
-
   // Adds or updates |entry| in this Store asynchronously and returns whether or
   // not that was successful.
   virtual void Update(const Entry& entry, StoreCallback callback) = 0;