Remove unused private members

One is not used, the others are not even initialized, so don't use the
memory.

qsoundeffect_pulse_p.h:172:20: warning: private field 'm_resourceStatus' is not used [-Wunused-private-field]
qvideowidget_p.h:211:25: warning: private field 'm_aspectRatioMode' is not used [-Wunused-private-field]
qalsaaudioinput.h:156:22: warning: private field 'timestamp' is not used [-Wunused-private-field]
qalsaaudiooutput.h:135:22: warning: private field 'timestamp' is not used [-Wunused-private-field]

Change-Id: I7c9f50d57c4d29ee0dfd7dc086771d721cdb5b05
Reviewed-by: Yoann Lopes <yoann.lopes@theqtcompany.com>

src/multimedia/audio/qsoundeffect_pulse_p.h

@@ -163,13 +163,6 @@ private:
     int m_position;
     QSoundEffectRef *m_ref;
 
-    enum ResourceStatus {
-        NoResources,
-        WaitingResources,
-        GrantedResources,
-        DeniedResources
-    };
-    ResourceStatus m_resourceStatus;
     bool m_resourcesAvailable;
 
     QMediaPlayerResourceSetInterface *m_resources;

src/multimediawidgets/qvideowidget.cpp

@@ -306,7 +306,6 @@ QWindowVideoWidgetBackend::QWindowVideoWidgetBackend(
     : m_service(service)
     , m_windowControl(control)
     , m_widget(widget)
-    , m_aspectRatioMode(Qt::KeepAspectRatio)
 {
     connect(control, SIGNAL(brightnessChanged(int)), m_widget, SLOT(_q_brightnessChanged(int)));
     connect(control, SIGNAL(contrastChanged(int)), m_widget, SLOT(_q_contrastChanged(int)));

src/multimediawidgets/qvideowidget_p.h

@@ -208,7 +208,6 @@ private:
     QMediaService *m_service;
     QVideoWindowControl *m_windowControl;
     QWidget *m_widget;
-    Qt::AspectRatioMode m_aspectRatioMode;
     QSize m_pixelAspectRatio;
 };
 

src/plugins/alsa/qalsaaudioinput.h

@@ -153,7 +153,6 @@ private:
     snd_pcm_uframes_t period_frames;
     snd_pcm_access_t access;
     snd_pcm_format_t pcmformat;
-    snd_timestamp_t* timestamp;
     snd_pcm_hw_params_t *hwparams;
     qreal m_volume;
 };

src/plugins/alsa/qalsaaudiooutput.h

@@ -132,7 +132,6 @@ private:
     snd_pcm_t* handle;
     snd_pcm_access_t access;
     snd_pcm_format_t pcmformat;
-    snd_timestamp_t* timestamp;
     snd_pcm_hw_params_t *hwparams;
     qreal m_volume;
 };