Refactored AudioCapture plugin.

Change-Id: I025588d7d2afc8d8137a258d86f6dab5b00b234a
Reviewed-by: Christian Stromme <christian.stromme@digia.com>

src/plugins/audiocapture/audiocaptureservice.cpp

@@ -47,6 +47,8 @@
 #include "audiomediarecordercontrol.h"
 #include "audiocaptureprobecontrol.h"
 
+QT_BEGIN_NAMESPACE
+
 AudioCaptureService::AudioCaptureService(QObject *parent):
     QMediaService(parent)
 {
@@ -94,4 +96,4 @@ void AudioCaptureService::releaseControl(QMediaControl *control)
     Q_UNUSED(control)
 }
 
-
+QT_END_NAMESPACE