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

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

Index: webrtc/voice_engine/test/auto_test/fakes/loudest_filter.cc
diff --git a/webrtc/voice_engine/test/auto_test/fakes/loudest_filter.cc b/webrtc/voice_engine/test/auto_test/fakes/loudest_filter.cc
index 09ca1274c21054bc653e4d0ba64b26f29dd01aff..4ee73860bf0c31a4098ffb997431379524eea1db 100644
--- a/webrtc/voice_engine/test/auto_test/fakes/loudest_filter.cc
+++ b/webrtc/voice_engine/test/auto_test/fakes/loudest_filter.cc
@@ -12,6 +12,7 @@
 
 #include "webrtc/base/checks.h"
 
+namespace webrtc {
 namespace voetest {
 
 void LoudestFilter::RemoveTimeoutStreams(int64_t time_ms) {
@@ -78,4 +79,4 @@ bool LoudestFilter::ForwardThisPacket(const webrtc::RTPHeader& rtp_header) {
 }
 
 }  // namespace voetest
-
+}  // namespace webrtc