tdf#89329: use unique_ptr for pImpl in basmgr

Change-Id: I2d6c6b997155183b058872db354de1b407998d3a
Reviewed-on: https://gerrit.libreoffice.org/25472
Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Noel Grandin <noelgrandin@gmail.com>

basic/source/basmgr/basmgr.cxx

@@ -886,10 +886,6 @@ BasicManager::~BasicManager()
 {
     // Notify listener if something needs to be saved
     Broadcast( SfxSimpleHint( SFX_HINT_DYING) );
-
-    // Destroy Basic-Infos...
-    // In reverse order
-    delete mpImpl;
 }
 
 void BasicManager::LegacyDeleteBasicManager( BasicManager*& _rpManager )
@@ -915,7 +911,7 @@ bool BasicManager::HasExeCode( const OUString& sLib )
 
 void BasicManager::Init()
 {
-    mpImpl = new BasicManagerImpl();
+    mpImpl.reset( new BasicManagerImpl );
 }
 
 BasicLibInfo* BasicManager::CreateLibInfo()

include/basic/basmgr.hxx

@@ -116,7 +116,7 @@ private:
     OUString            maStorageName;
     bool                mbDocMgr;
 
-    BasicManagerImpl*   mpImpl;
+    std::unique_ptr<BasicManagerImpl>   mpImpl;
 
     BASIC_DLLPRIVATE void Init();