loplugin:useuniqueptr in AstStruct

Change-Id: Ib7416235e41192323e74061bfce6c162e87612f2
Reviewed-on: https://gerrit.libreoffice.org/51736Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>

idlc/inc/aststruct.hxx

@@ -40,7 +40,7 @@ public:
               AstScope* pScope);
     virtual ~AstStruct() override;
 
-    DeclList::size_type getTypeParameterCount() const
+    std::size_t getTypeParameterCount() const
     { return m_typeParameters.size(); }
 
     AstDeclaration const * findTypeParameter(OString const & name) const;
@@ -50,7 +50,7 @@ public:
     virtual bool dump(RegistryKey& rKey) override;
 private:
     AstStruct const* m_pBaseType;
-    DeclList m_typeParameters;
+    std::vector<std::unique_ptr<AstDeclaration>> m_typeParameters;
 };
 
 #endif // INCLUDED_IDLC_INC_ASTSTRUCT_HXX

idlc/source/aststruct.cxx

@@ -32,7 +32,7 @@ AstStruct::AstStruct(
 {
     for (auto const& elem : typeParameters)
     {
-        m_typeParameters.push_back(
+        m_typeParameters.emplace_back(
             new AstType(NT_type_parameter, elem, nullptr));
     }
 }
@@ -49,10 +49,6 @@ AstStruct::AstStruct(const NodeType type,
 
 AstStruct::~AstStruct()
 {
-    for (auto const& elem : m_typeParameters)
-    {
-        delete elem;
-    }
 }
 
 AstDeclaration const * AstStruct::findTypeParameter(OString const & name)
@@ -61,7 +57,7 @@ AstDeclaration const * AstStruct::findTypeParameter(OString const & name)
     for (auto const& elem : m_typeParameters)
     {
         if (elem->getLocalName() == name) {
-            return elem;
+            return elem.get();
         }
     }
     return nullptr;