Move media/audio files into media namespace

content/common/media/audio_param_traits.h

Index: content/common/media/audio_param_traits.h
diff --git a/content/common/media/audio_param_traits.h b/content/common/media/audio_param_traits.h
index 13c1139e8fece5c3ba8ea5b33c350dbd87709053..578f9a363c04ea14b26d339dce41aca892d9fa58 100644
--- a/content/common/media/audio_param_traits.h
+++ b/content/common/media/audio_param_traits.h
@@ -9,13 +9,15 @@
 #include "ipc/ipc_message.h"
 #include "ipc/ipc_param_traits.h"
 
+namespace media {
 class AudioParameters;
+}
 
 namespace IPC {
 
 template <>
-struct ParamTraits<AudioParameters> {
-  typedef AudioParameters param_type;
+struct ParamTraits<media::AudioParameters> {
+  typedef media::AudioParameters param_type;
   static void Write(Message* m, const param_type& p);
   static bool Read(const Message* m, PickleIterator* iter, param_type* r);
   static void Log(const param_type& p, std::string* l);