Remove const from QPlatformClipboard::mimeData().

Most implementations will anyway do non-const operations in there, the
change avoids the need for const_cast or mutable.

2 files changed, 4 insertions, 6 deletions

diff --git a/src/plugins/platforms/xlib/qxlibclipboard.cpp b/src/plugins/platforms/xlib/qxlibclipboard.cpp
index dfaf552..fef6e3a 100644
--- a/src/plugins/platforms/xlib/qxlibclipboard.cpp
+++ b/src/plugins/platforms/xlib/qxlibclipboard.cpp
@@ -161,12 +161,11 @@ QXlibClipboard::QXlibClipboard(QXlibScreen *screen)
 {
 }
 
-const QMimeData * QXlibClipboard::mimeData(QClipboard::Mode mode) const
+QMimeData * QXlibClipboard::mimeData(QClipboard::Mode mode)
 {
     if (mode == QClipboard::Clipboard) {
         if (!m_xClipboard) {
-            QXlibClipboard *that = const_cast<QXlibClipboard *>(this);
-            that->m_xClipboard = new QXlibClipboardMime(mode,that);
+            m_xClipboard = new QXlibClipboardMime(mode, this);
         }
         Window clipboardOwner = XGetSelectionOwner(screen()->display()->nativeDisplay(),QXlibStatic::atom(QXlibStatic::CLIPBOARD));
         if (clipboardOwner == owner()) {
@@ -176,8 +175,7 @@ const QMimeData * QXlibClipboard::mimeData(QClipboard::Mode mode) const
         }
     } else if (mode == QClipboard::Selection) {
         if (!m_xSelection) {
-            QXlibClipboard *that = const_cast<QXlibClipboard *>(this);
-            that->m_xSelection = new QXlibClipboardMime(mode,that);
+            m_xSelection = new QXlibClipboardMime(mode, this);
         }
         Window clipboardOwner = XGetSelectionOwner(screen()->display()->nativeDisplay(),XA_PRIMARY);
         if (clipboardOwner == owner()) {
diff --git a/src/plugins/platforms/xlib/qxlibclipboard.h b/src/plugins/platforms/xlib/qxlibclipboard.h
index 15901b0..d61340d 100644
--- a/src/plugins/platforms/xlib/qxlibclipboard.h
+++ b/src/plugins/platforms/xlib/qxlibclipboard.h
@@ -51,7 +51,7 @@ class QXlibClipboard : public QPlatformClipboard
 public:
     QXlibClipboard(QXlibScreen *screen);
 
-    const QMimeData *mimeData(QClipboard::Mode mode) const;
+    QMimeData *mimeData(QClipboard::Mode mode);
     void setMimeData(QMimeData *data, QClipboard::Mode mode);
 
     bool supportsMode(QClipboard::Mode mode) const;