public Item itemToLocal(Item item) {
    int sz = size();

    for (int i = 0; i < sz; i++) {
      Item one = (Item) get0(i);

      if ((one != null) && one.matchesAllButType(item)) {
        return one;
      }
    }

    return null;
  }
Gets the local variable information in this instance which matches the given {@link
Item} in all respects but the type descriptor and
signature, if any.

@param item {@code non-null;} local variable information to match
@return {@code null-ok;} the corresponding local variable information stored in this instance,
    or {@code null} if there is no matching information
android/android_framework/dex-maker/src/main/java/com/android/dx/cf/code/LocalVariableList.java