Fix memory leak

Change-Id: I82ce013a42ac1cd9bb4f3842e9fba8fbc6056b3c

embeddedobj/source/general/dummyobject.cxx

@@ -30,8 +30,6 @@
 #include <com/sun/star/embed/NoVisualAreaSizeException.hpp>
 #include <com/sun/star/lang/DisposedException.hpp>
 
-#include <cppuhelper/interfacecontainer.h>
-
 #include <dummyobject.hxx>
 
 
@@ -594,7 +592,7 @@ void SAL_CALL ODummyEmbeddedObject::addStateChangeListener( const uno::Reference
         return;
 
     if ( !m_pInterfaceContainer )
-        m_pInterfaceContainer = new ::cppu::OMultiTypeInterfaceContainerHelper( m_aMutex );
+        m_pInterfaceContainer.reset(new ::cppu::OMultiTypeInterfaceContainerHelper( m_aMutex ));
 
     m_pInterfaceContainer->addInterface( cppu::UnoType<embed::XStateChangeListener>::get(),
                                                         xListener );
@@ -676,7 +674,7 @@ void SAL_CALL ODummyEmbeddedObject::addCloseListener( const uno::Reference< util
         return;
 
     if ( !m_pInterfaceContainer )
-        m_pInterfaceContainer = new ::cppu::OMultiTypeInterfaceContainerHelper( m_aMutex );
+        m_pInterfaceContainer.reset(new ::cppu::OMultiTypeInterfaceContainerHelper( m_aMutex ));
 
     m_pInterfaceContainer->addInterface( cppu::UnoType<util::XCloseListener>::get(), xListener );
 }
@@ -700,7 +698,7 @@ void SAL_CALL ODummyEmbeddedObject::addEventListener( const uno::Reference< docu
         return;
 
     if ( !m_pInterfaceContainer )
-        m_pInterfaceContainer = new ::cppu::OMultiTypeInterfaceContainerHelper( m_aMutex );
+        m_pInterfaceContainer.reset(new ::cppu::OMultiTypeInterfaceContainerHelper( m_aMutex ));
 
     m_pInterfaceContainer->addInterface( cppu::UnoType<document::XEventListener>::get(), xListener );
 }

embeddedobj/source/inc/dummyobject.hxx

@@ -20,12 +20,17 @@
 #ifndef INCLUDED_EMBEDDEDOBJ_SOURCE_INC_DUMMYOBJECT_HXX
 #define INCLUDED_EMBEDDEDOBJ_SOURCE_INC_DUMMYOBJECT_HXX
 
+#include <sal/config.h>
+
+#include <memory>
+
 #include <com/sun/star/uno/Sequence.hxx>
 #include <com/sun/star/uno/Reference.hxx>
 #include <com/sun/star/uno/Any.hxx>
 #include <com/sun/star/embed/XEmbeddedObject.hpp>
 #include <com/sun/star/embed/XEmbedPersist.hpp>
 #include <cppuhelper/implbase.hxx>
+#include <cppuhelper/interfacecontainer.hxx>
 
 namespace com { namespace sun { namespace star {
     namespace embed {
@@ -49,7 +54,8 @@ class ODummyEmbeddedObject : public ::cppu::WeakImplHelper
                         , css::embed::XEmbedPersist >
 {
     ::osl::Mutex    m_aMutex;
-    ::cppu::OMultiTypeInterfaceContainerHelper* m_pInterfaceContainer;
+    std::unique_ptr<cppu::OMultiTypeInterfaceContainerHelper>
+        m_pInterfaceContainer;
     bool m_bDisposed;
 
     OUString m_aEntryName;
@@ -75,8 +81,7 @@ protected:
 public:
 
     ODummyEmbeddedObject()
-    : m_pInterfaceContainer( nullptr )
-    , m_bDisposed( false )
+    : m_bDisposed( false )
     , m_nObjectState( -1 )
     , m_nCachedAspect( 0 )
     , m_bHasCachedSize( false )