1 files changed, 1 insertions, 3 deletions
diff --git a/java/src/com/android/inputmethod/keyboard/internal/AbstractDrawingPreview.java b/java/src/com/android/inputmethod/keyboard/internal/AbstractDrawingPreview.java
index 32352ce04..cd7dd6f18 100644
--- a/java/src/com/android/inputmethod/keyboard/internal/AbstractDrawingPreview.java
+++ b/java/src/com/android/inputmethod/keyboard/internal/AbstractDrawingPreview.java
@@ -50,9 +50,7 @@ public abstract class AbstractDrawingPreview {
         // Default implementation is empty.
     }
 
-    public void onDetachFromWindow() {
-        // Default implementation is empty.
-    }
+    public abstract void onDeallocateMemory();
 
     /**
      * Draws the preview