SpeechGrammarList interface of the Web Speech API represents a list of
SpeechGrammar objects containing words or patterns of words that we want the recognition service to recognize.
Documentation SpeechGrammarList by Mozilla Contributors, licensed under CC-BY-SA 2.5.
Takes a grammar present in a specific
DOMString within the code base (e.g. stored in a variable) and adds it to the
SpeechGrammarList as a new