Memory leak

(cherry picked from commit 5ac6e002)
Conflicts:
	sfx2/source/dialog/backingwindow.cxx

Change-Id: Ica40750d628946678019376d91db67ba3f9ed67e
Reviewed-on: https://gerrit.libreoffice.org/20601Reviewed-by: David Tardon <dtardon@redhat.com>
Tested-by: David Tardon <dtardon@redhat.com>

sfx2/source/dialog/backingwindow.cxx

@@ -95,7 +95,6 @@ BackingWindow::BackingWindow( vcl::Window* i_pParent ) :
     mbIsSaveMode( false ),
     mbInitControls( false ),
     mnHideExternalLinks( 0 ),
-    mpAccExec( NULL ),
     maSelTemplates(cmpSelectionItems),
     maSelFolders(cmpSelectionItems)
 
@@ -445,7 +444,7 @@ bool BackingWindow::Notify( NotifyEvent& rNEvt )
         // try the 'normal' accelerators (so that eg. Ctrl+Q works)
         if( !mpAccExec )
         {
-            mpAccExec = svt::AcceleratorExecute::createAcceleratorHelper();
+            mpAccExec.reset(svt::AcceleratorExecute::createAcceleratorHelper());
             mpAccExec->init( comphelper::getProcessComponentContext(), mxFrame);
         }
         const KeyEvent* pEvt = rNEvt.GetKeyEvent();

sfx2/source/dialog/backingwindow.hxx

@@ -44,6 +44,7 @@
 #include <com/sun/star/frame/XFrame.hpp>
 #include <com/sun/star/frame/XDesktop2.hpp>
 
+#include <memory>
 #include <set>
 
 class ToolBox;
@@ -91,7 +92,7 @@ class BackingWindow : public vcl::Window, public VclBuilderContainer
     bool mbIsSaveMode;
     bool mbInitControls;
     sal_Int32 mnHideExternalLinks;
-    svt::AcceleratorExecute* mpAccExec;
+    std::unique_ptr<svt::AcceleratorExecute> mpAccExec;
 
     void setupButton(PushButton* pButton);
     void setupButton(MenuButton* pButton);