QMimeDatabase: move recheck test up from the mime providers

This is actually simpler (two calls to ensureLoaded are enough,
rather than one in every implementation method) and is necessary
for further refactoring steps (which will instanciate more provider
instances).

Change-Id: I9fb8acf3556515babecb88ba88e25af43937af5a
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/src/corelib/mimetypes/qmimedatabase_p.h b/src/corelib/mimetypes/qmimedatabase_p.h
index 5dfcf31237..93bdd24b6f 100644
--- a/src/corelib/mimetypes/qmimedatabase_p.h
+++ b/src/corelib/mimetypes/qmimedatabase_p.h
@@ -60,6 +60,7 @@
 #include "qmimeglobpattern_p.h"
 
 #include <QtCore/qmutex.h>
+#include <QtCore/qelapsedtimer.h>
 
 QT_BEGIN_NAMESPACE
 
@@ -100,8 +101,10 @@ public:
 
 private:
     QMimeProviderBase *provider();
+    bool shouldCheck();
 
     mutable QMimeProviderBase *m_provider;
+    QElapsedTimer m_lastCheck;
 
 public:
     const QString m_defaultMimeType;