Index: webrtc/modules/audio_device/BUILD.gn |
diff --git a/webrtc/modules/audio_device/BUILD.gn b/webrtc/modules/audio_device/BUILD.gn |
index b9716aea94ae35946a5101ec5d497408ca9d65d1..2db993b7b38b1bfbe2a4dfadd8afa772def72430 100644 |
--- a/webrtc/modules/audio_device/BUILD.gn |
+++ b/webrtc/modules/audio_device/BUILD.gn |
@@ -283,6 +283,7 @@ if (rtc_include_tests) { |
":audio_device", |
":mock_audio_device", |
"../../api:array_view", |
+ "../../api:optional", |
"../../rtc_base:rtc_base_approved", |
"../../system_wrappers:system_wrappers", |
"../../test:test_support", |