[Android]: Fix Add to Homescreen crash for CCT.

Bug: 1130909
Change-Id: I63bb59f057deffd849469538336f959e2b644d99
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2454084Reviewed-by: Peter Conn <peconn@chromium.org>
Commit-Queue: Finnur Thorarinsson <finnur@chromium.org>
Cr-Commit-Position: refs/heads/master@{#814658}

chrome/android/java/src/org/chromium/chrome/browser/customtabs/CustomTabAppMenuPropertiesDelegate.java

@@ -241,11 +241,12 @@ public class CustomTabAppMenuPropertiesDelegate extends AppMenuPropertiesDelegat
 
     @Override
     public @Nullable Bundle getBundleForMenuItem(MenuItem item) {
+        Bundle itemBundle = super.getBundleForMenuItem(item);
+
         if (!mItemToIndexMap.containsKey(item)) {
-            return null;
+            return itemBundle;
         }
 
-        Bundle itemBundle = super.getBundleForMenuItem(item);
         if (itemBundle == null) {
             itemBundle = new Bundle();
         }