public boolean removeAll(@NonNull Collection<?> collection) {
        return MapCollections.removeAllHelper(this, collection);
    }
Remove all keys in the array map that exist in the given collection.

@param collection The collection whose contents are to be used to remove keys.
@return Returns true if any keys were removed from the array map, else false.
android/android_framework/base/src/main/java/github/tornaco/android/thanos/core/util/collection/ArrayMap.java