StorageCache dtor leaks

Former-commit-id: 0262c4dc76a320141b8a4454df2f6baab4f74ab3

src/StorageCache.cpp

@@ -25,6 +25,12 @@ StorageCache::StorageCache(IStorage *storage, bool fCache)
         m_pdict = dictCreate(&dbStorageCacheType, nullptr);
 }
 
+StorageCache::~StorageCache()
+{
+    if (m_pdict != nullptr)
+        dictRelease(m_pdict);
+}
+
 void StorageCache::clear()
 {
     std::unique_lock<fastlock> ul(m_lock);

src/StorageCache.h

@@ -29,6 +29,8 @@ class StorageCache
     }
 
 public:
+    ~StorageCache();
+
     static StorageCache *create(IStorageFactory *pfactory, int db, IStorageFactory::key_load_iterator fn, void *privdata) {
         StorageCache *cache = new StorageCache(nullptr, pfactory->FSlow() /*fCache*/);
         load_iter_data data = {cache, fn, privdata};