Use MainWindow palette for tooltips

qrenderdoc/Windows/MainWindow.cpp

@@ -31,6 +31,7 @@
 #include <QProgressBar>
 #include <QProgressDialog>
 #include <QToolButton>
+#include <QToolTip>
 #include "Code/CaptureContext.h"
 #include "Code/QRDUtils.h"
 #include "Code/Resources.h"
@@ -57,6 +58,8 @@ MainWindow::MainWindow(ICaptureContext &ctx) : QMainWindow(NULL), ui(new Ui::Mai
 {
   ui->setupUi(this);
 
+  QToolTip::setPalette(palette());
+
   installEventFilter(this);
 
   setAcceptDrops(true);