Adapt Library_vclplug_qt5

...to 8f54136c "use std::unique_ptr for
SalLayout"

Change-Id: Ibf8962de1b43881c70a1bad1881df61bf4b551a4

vcl/qt5/Qt5Graphics.hxx

@@ -184,7 +184,7 @@ public:
     virtual bool GetGlyphBoundRect(const GlyphItem&, tools::Rectangle&) override;
     virtual bool GetGlyphOutline(const GlyphItem&, basegfx::B2DPolyPolygon&) override;
 
-    virtual SalLayout* GetTextLayout(ImplLayoutArgs&, int nFallbackLevel) override;
+    virtual std::unique_ptr<SalLayout> GetTextLayout(ImplLayoutArgs&, int nFallbackLevel) override;
     virtual void DrawTextLayout(const CommonSalLayout&) override;
 
     // Native control support

vcl/qt5/Qt5Graphics_Text.cxx

@@ -137,11 +137,11 @@ bool Qt5Graphics::GetGlyphBoundRect(const GlyphItem&, tools::Rectangle&) { retur
 
 bool Qt5Graphics::GetGlyphOutline(const GlyphItem&, basegfx::B2DPolyPolygon&) { return false; }
 
-SalLayout* Qt5Graphics::GetTextLayout(ImplLayoutArgs&, int nFallbackLevel)
+std::unique_ptr<SalLayout> Qt5Graphics::GetTextLayout(ImplLayoutArgs&, int nFallbackLevel)
 {
     if (m_pTextStyle[nFallbackLevel])
-        return new CommonSalLayout(*m_pTextStyle[nFallbackLevel]);
-    return nullptr;
+        return std::unique_ptr<SalLayout>(new CommonSalLayout(*m_pTextStyle[nFallbackLevel]));
+    return std::unique_ptr<SalLayout>();
 }
 
 void Qt5Graphics::DrawTextLayout(const CommonSalLayout&) {}