Fix chromium-style warnings in webrtc/sound/.

webrtc/sound/soundinputstreaminterface.cc

Index: webrtc/sound/soundinputstreaminterface.cc
diff --git a/webrtc/base/asyncresolverinterface.cc b/webrtc/sound/soundinputstreaminterface.cc
similarity index 69%
copy from webrtc/base/asyncresolverinterface.cc
copy to webrtc/sound/soundinputstreaminterface.cc
index 7ee02f153ee6b93f8f3cffbd8d4a24653869ad8c..b7bf0744ede083d6ed29b724000f181fc58fd993 100644
--- a/webrtc/base/asyncresolverinterface.cc
+++ b/webrtc/sound/soundinputstreaminterface.cc
@@ -8,13 +8,11 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/base/asyncresolverinterface.h"
-
+#include "webrtc/sound/soundinputstreaminterface.h"
 namespace rtc {
 
-AsyncResolverInterface::AsyncResolverInterface() {
-}
+SoundInputStreamInterface::~SoundInputStreamInterface() {}
 
-AsyncResolverInterface::~AsyncResolverInterface() = default;
+SoundInputStreamInterface::SoundInputStreamInterface() {}
 
-};  // namespace rtc
+}  // namespace rtc