public static void clearThreadMetaData(String tabName, String key) {
        THREAD_METADATA.get().clearKey(tabName, key);
    }
public static void clearThreadMetaData ( String tabName , String key ) { THREAD_METADATA . get ( ) . clearKey ( tabName , key ) ; }
Clears a metadata key/value pair from a tab on the current thread

@param tabName the name of the tab to that the metadata is in
@param key     the key of the metadata to remove