Add a virtual beamforming audio device on ChromeOS.

content/renderer/renderer_blink_platform_impl.cc

Index: content/renderer/renderer_blink_platform_impl.cc
diff --git a/content/renderer/renderer_blink_platform_impl.cc b/content/renderer/renderer_blink_platform_impl.cc
index 3b939845fe7cd1b24159043f610f1b06062df992..989ef9ccc03c8ec7923d813f94ecf883c3eda1f3 100644
--- a/content/renderer/renderer_blink_platform_impl.cc
+++ b/content/renderer/renderer_blink_platform_impl.cc
@@ -737,10 +737,9 @@ WebAudioDevice* RendererBlinkPlatformImpl::createAudioDevice(
 
   // For CHANNEL_LAYOUT_DISCRETE, pass the explicit channel count along with
   // the channel layout when creating an |AudioParameters| object.
-  media::AudioParameters params(
-      media::AudioParameters::AUDIO_PCM_LOW_LATENCY,
-      layout, channels, static_cast<int>(sample_rate), 16, buffer_size,
-      media::AudioParameters::NO_EFFECTS);
+  media::AudioParameters params(media::AudioParameters::AUDIO_PCM_LOW_LATENCY,
+                                channels, layout, static_cast<int>(sample_rate),
+                                16, buffer_size);
 
   return new RendererWebAudioDeviceImpl(params, callback, session_id);
 }