Declare more metatypes and debug operators.

Nearly all of the multimedia metatypes used in the auto tests are
now declared properly, and a large number of the types have debug
operators as well.

Removed the superfluous decls as well.

Change-Id: I42cfe37562db0c71d9811b4577fc326a3326ccc9
Reviewed-by: Jonas Rabbe <jonas.rabbe@nokia.com>

src/multimedia/audio/qaudio_mac.cpp

@@ -44,21 +44,6 @@
 
 QT_BEGIN_NAMESPACE
 
-// Debugging
-QDebug operator<<(QDebug dbg, const QAudioFormat& audioFormat)
-{
-    dbg.nospace() << "QAudioFormat(" <<
-            audioFormat.frequency() << "," <<
-            audioFormat.channels() << "," <<
-            audioFormat.sampleSize()<< "," <<
-            audioFormat.codec() << "," <<
-            audioFormat.byteOrder() << "," <<
-            audioFormat.sampleType() << ")";
-
-    return dbg.space();
-}
-
-
 // Conversion
 QAudioFormat toQAudioFormat(AudioStreamBasicDescription const& sf)
 {