Change audio render thread checking to use new AudioRendererSink::BelongsToRendererThread()

base/threading/thread_restrictions.h

Index: base/threading/thread_restrictions.h
diff --git a/base/threading/thread_restrictions.h b/base/threading/thread_restrictions.h
index e916ecc6f3b954e08127e55c5d442b12895f0866..8ad946f9c2665121ff69b25ef9d73f43e2b3d9e0 100644
--- a/base/threading/thread_restrictions.h
+++ b/base/threading/thread_restrictions.h
@@ -56,6 +56,9 @@ class InFlightIO;
 namespace gpu {
 class GpuChannelHost;
 }
+namespace media {
+class AudioDeviceThread;
+}
 namespace mojo {
 namespace common {
 class MessagePumpMojo;
@@ -210,6 +213,7 @@ class BASE_EXPORT ThreadRestrictions {
   friend class ThreadTestHelper;
   friend class PlatformThread;
   friend class android::JavaHandlerThread;
+  friend class media::AudioDeviceThread;
   friend class mojo::common::MessagePumpMojo;
   friend class mus::CommandBufferClientImpl;
   friend class mus::CommandBufferLocal;