Remove unused method

app/src/main/java/com/kunzisoft/keepass/database/element/database/DatabaseKDBX.kt

@@ -314,10 +314,6 @@ class DatabaseKDBX : DatabaseVersioned<UUID, UUID, GroupKDBX, EntryKDBX> {
         return this.iconsManager.getIcon(iconUuid)
     }
 
-    fun putCustomIcon(customIcon: IconImageCustom) {
-        this.iconsManager.putIcon(customIcon)
-    }
-
     fun containsCustomIcons(): Boolean {
         return this.iconsManager.containsAnyCustomIcon()
     }

app/src/main/java/com/kunzisoft/keepass/database/element/database/DatabaseVersioned.kt

@@ -54,6 +54,12 @@ abstract class DatabaseVersioned<
     var finalKey: ByteArray? = null
         protected set
 
+    /**
+     * Cipher key generated when the database is loaded, and destroyed when the database is closed
+     * Can be used to temporarily store database elements
+     */
+    var loadedCipherKey: Database.LoadedKey? = null
+
     val iconsManager = IconsManager()
 
     var changeDuplicateId = false
@@ -388,12 +394,6 @@ abstract class DatabaseVersioned<
         return true
     }
 
-    /**
-     * Cipher key generated when the database is loaded, and destroyed when the database is closed
-     * Can be used to temporarily store database elements
-     */
-    var loadedCipherKey: Database.LoadedKey? = null
-
     companion object {
 
         private const val TAG = "DatabaseVersioned"

app/src/main/java/com/kunzisoft/keepass/database/element/icon/IconsManager.kt

@@ -49,10 +49,6 @@ class IconsManager {
         return IconImageCustom(keyBinary.keys.first(), keyBinary.binary)
     }
 
-    fun putIcon(icon: IconImageCustom) {
-        customCache.put(icon.uuid, icon.binaryFile)
-    }
-
     fun getIcon(iconUuid: UUID): IconImageCustom {
         customCache[iconUuid]?.let {
             return IconImageCustom(iconUuid, it)

app/src/main/java/com/kunzisoft/keepass/icons/IconDrawableFactory.kt

@@ -227,11 +227,11 @@ class IconDrawableFactory(private val retrieveCipherKey : () -> Database.LoadedK
         customIconMap.clear()
     }
 
-    private class PatternIcon
     /**
      * Build a blankDrawable drawable
      * @param res Resource to build the drawable
-     */(res: Resources) {
+     */
+    private class PatternIcon(res: Resources) {
 
         var blankDrawable: Drawable = ColorDrawable(Color.TRANSPARENT)
         var width = -1