Fixed QtMultimedia core namespace compilation.

Change-Id: Ie276a7766bd26f3e49b2bc9c1a28ec96f1e3e4b0
Reviewed-by: Michael Goddard <michael.goddard@nokia.com>

src/multimedia/gsttools_headers/qgstbufferpoolinterface_p.h

@@ -61,6 +61,8 @@
 
 #include <gst/gst.h>
 
+QT_BEGIN_NAMESPACE
+
 const QLatin1String QGstBufferPoolPluginKey("bufferpool");
 
 /*!
@@ -118,4 +120,6 @@ public:
     virtual QStringList keys() const = 0;
 };
 
+QT_END_NAMESPACE
+
 #endif

src/multimedia/gsttools_headers/qgstreamerbushelper_p.h

@@ -58,6 +58,8 @@
 #include "qgstreamermessage_p.h"
 #include <gst/gst.h>
 
+QT_BEGIN_NAMESPACE
+
 class QGstreamerSyncMessageFilter {
 public:
     //returns true if message was processed and should be dropped, false otherwise
@@ -97,4 +99,6 @@ private:
     QGstreamerBusHelperPrivate*   d;
 };
 
+QT_END_NAMESPACE
+
 #endif

src/multimedia/gsttools_headers/qgstreamermessage_p.h

@@ -57,6 +57,7 @@
 
 #include <gst/gst.h>
 
+QT_BEGIN_NAMESPACE
 
 class QGstreamerMessage
 {
@@ -74,6 +75,8 @@ private:
     GstMessage* m_message;
 };
 
+QT_END_NAMESPACE
+
 Q_DECLARE_METATYPE(QGstreamerMessage);
 
 #endif

src/multimedia/gsttools_headers/qgstutils_p.h

@@ -56,6 +56,8 @@
 #include <QtCore/qmap.h>
 #include <gst/gst.h>
 
+QT_BEGIN_NAMESPACE
+
 class QSize;
 class QVariant;
 class QByteArray;
@@ -67,4 +69,6 @@ namespace QGstUtils {
     QSize capsCorrectedResolution(const GstCaps *caps);
 }
 
+QT_END_NAMESPACE
+
 #endif

src/multimedia/gsttools_headers/qgstvideobuffer_p.h

@@ -58,6 +58,8 @@
 
 #include <gst/gst.h>
 
+QT_BEGIN_NAMESPACE
+
 class QGstVideoBuffer : public QAbstractVideoBuffer
 {
 public:
@@ -79,5 +81,6 @@ private:
     QVariant m_handle;
 };
 
+QT_END_NAMESPACE
 
 #endif