📰 Refresh the visiblity of AllDismissed when items change

chrome/android/java/src/org/chromium/chrome/browser/ntp/cards/InnerNode.java

Index: chrome/android/java/src/org/chromium/chrome/browser/ntp/cards/InnerNode.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/ntp/cards/InnerNode.java b/chrome/android/java/src/org/chromium/chrome/browser/ntp/cards/InnerNode.java
index 4e95cbfbf9ee584ca301cc320bdaf5b155ef1f2d..476980470ac5a0e0f50ccdb2d344406a4a3cfc2c 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/ntp/cards/InnerNode.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/ntp/cards/InnerNode.java
@@ -31,6 +31,10 @@ private int getChildIndexForPosition(int position) {
 
     private int getStartingOffsetForChildIndex(int childIndex) {
         List<TreeNode> children = getChildren();
+        if (childIndex < 0 || childIndex >= children.size()) {
+            throw new IndexOutOfBoundsException(childIndex + "/" + children.size());
+        }
+
         int offset = 0;
         for (int i = 0; i < childIndex; i++) {
             offset += children.get(i).getItemCount();