This sample uses Natural Language API, not Speech API. (#7)
This sample uses Natural Language API, not Speech API. (#7)

* This sample uses Natural Language API, not Speech API.

* Fix URL.

GoogleCloudPlatform/android-docs-samples,GoogleCloudPlatform/android-docs-samples,GoogleCloudPlatform/android-docs-samples,GoogleCloudPlatform/android-docs-samples