Don't make a top-level namespace called "voetest"

webrtc/voice_engine/test/auto_test/fakes/loudest_filter.h

Index: webrtc/voice_engine/test/auto_test/fakes/loudest_filter.h
diff --git a/webrtc/voice_engine/test/auto_test/fakes/loudest_filter.h b/webrtc/voice_engine/test/auto_test/fakes/loudest_filter.h
index f862c818e72f5853d6bcfcffefd29474bf09f804..525e8eef1a81f9adf0aff950be7ecb8327e02d48 100644
--- a/webrtc/voice_engine/test/auto_test/fakes/loudest_filter.h
+++ b/webrtc/voice_engine/test/auto_test/fakes/loudest_filter.h
@@ -15,6 +15,7 @@
 #include "webrtc/base/timeutils.h"
 #include "webrtc/common_types.h"
 
+namespace webrtc {
 namespace voetest {
 
 class LoudestFilter {
@@ -48,7 +49,7 @@ class LoudestFilter {
   const int kInvalidAudioLevel = 128;
 };
 
-
 }  // namespace voetest
+}  // namespace webrtc
 
 #endif  // WEBRTC_VOICE_ENGINE_TEST_AUTO_TEST_FAKES_LOUDEST_FILTER_H_