rtl::Static to thread-safe static

Change-Id: Iff3489ee171cf2eaecbd1aad6f942a1468f76512
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/124928
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>

20 files changed, 113 insertions, 95 deletions

diff --git a/drawinglayer/source/attribute/fillgradientattribute.cxx b/drawinglayer/source/attribute/fillgradientattribute.cxx
index 0e42954e35e6..b8b06e20bbbf 100644
--- a/drawinglayer/source/attribute/fillgradientattribute.cxx
+++ b/drawinglayer/source/attribute/fillgradientattribute.cxx
@@ -19,7 +19,6 @@
 
 #include <drawinglayer/attribute/fillgradientattribute.hxx>
 #include <basegfx/color/bcolor.hxx>
-#include <rtl/instance.hxx>
 
 
 namespace drawinglayer::attribute
@@ -92,8 +91,11 @@ namespace drawinglayer::attribute
 
         namespace
         {
-            struct theGlobalDefault :
-                public rtl::Static< FillGradientAttribute::ImplType, theGlobalDefault > {};
+            FillGradientAttribute::ImplType& theGlobalDefault()
+            {
+                static FillGradientAttribute::ImplType SINGLETON;
+                return SINGLETON;
+            }
         }
 
         FillGradientAttribute::FillGradientAttribute(
@@ -111,7 +113,7 @@ namespace drawinglayer::attribute
         }
 
         FillGradientAttribute::FillGradientAttribute()
-        :   mpFillGradientAttribute(theGlobalDefault::get())
+        :   mpFillGradientAttribute(theGlobalDefault())
         {
         }
 
@@ -123,7 +125,7 @@ namespace drawinglayer::attribute
 
         bool FillGradientAttribute::isDefault() const
         {
-            return mpFillGradientAttribute.same_object(theGlobalDefault::get());
+            return mpFillGradientAttribute.same_object(theGlobalDefault());
         }
 
         FillGradientAttribute& FillGradientAttribute::operator=(const FillGradientAttribute&) = default;
diff --git a/drawinglayer/source/attribute/fillgraphicattribute.cxx b/drawinglayer/source/attribute/fillgraphicattribute.cxx
index 95ed10e60dac..b36520d4f981 100644
--- a/drawinglayer/source/attribute/fillgraphicattribute.cxx
+++ b/drawinglayer/source/attribute/fillgraphicattribute.cxx
@@ -86,8 +86,11 @@ namespace drawinglayer::attribute
 
         namespace
         {
-            struct theGlobalDefault :
-                public rtl::Static< FillGraphicAttribute::ImplType, theGlobalDefault > {};
+            FillGraphicAttribute::ImplType& theGlobalDefault()
+            {
+                static FillGraphicAttribute::ImplType SINGLETON;
+                return SINGLETON;
+            }
         }
 
         FillGraphicAttribute::FillGraphicAttribute(
@@ -109,7 +112,7 @@ namespace drawinglayer::attribute
 
         bool FillGraphicAttribute::isDefault() const
         {
-            return mpFillGraphicAttribute.same_object(theGlobalDefault::get());
+            return mpFillGraphicAttribute.same_object(theGlobalDefault());
         }
 
         FillGraphicAttribute& FillGraphicAttribute::operator=(const FillGraphicAttribute&) = default;
diff --git a/drawinglayer/source/attribute/fillhatchattribute.cxx b/drawinglayer/source/attribute/fillhatchattribute.cxx
index 19739a2c3dcf..bc892a024842 100644
--- a/drawinglayer/source/attribute/fillhatchattribute.cxx
+++ b/drawinglayer/source/attribute/fillhatchattribute.cxx
@@ -19,7 +19,6 @@
 
 #include <drawinglayer/attribute/fillhatchattribute.hxx>
 #include <basegfx/color/bcolor.hxx>
-#include <rtl/instance.hxx>
 
 
 namespace drawinglayer::attribute
@@ -82,8 +81,11 @@ namespace drawinglayer::attribute
 
         namespace
         {
-            struct theGlobalDefault :
-                public rtl::Static< FillHatchAttribute::ImplType, theGlobalDefault > {};
+            FillHatchAttribute::ImplType& theGlobalDefault()
+            {
+                static FillHatchAttribute::ImplType SINGLETON;
+                return SINGLETON;
+            }
         }
 
         FillHatchAttribute::FillHatchAttribute(
@@ -100,7 +102,7 @@ namespace drawinglayer::attribute
         }
 
         FillHatchAttribute::FillHatchAttribute()
-        :   mpFillHatchAttribute(theGlobalDefault::get())
+        :   mpFillHatchAttribute(theGlobalDefault())
         {
         }
 
@@ -112,7 +114,7 @@ namespace drawinglayer::attribute
 
         bool FillHatchAttribute::isDefault() const
         {
-            return mpFillHatchAttribute.same_object(theGlobalDefault::get());
+            return mpFillHatchAttribute.same_object(theGlobalDefault());
         }
 
         FillHatchAttribute& FillHatchAttribute::operator=(const FillHatchAttribute&) = default;
diff --git a/drawinglayer/source/attribute/fontattribute.cxx b/drawinglayer/source/attribute/fontattribute.cxx
index 470f3f882bd5..8ae3836d8aa7 100644
--- a/drawinglayer/source/attribute/fontattribute.cxx
+++ b/drawinglayer/source/attribute/fontattribute.cxx
@@ -18,7 +18,6 @@
  */
 
 #include <drawinglayer/attribute/fontattribute.hxx>
-#include <rtl/instance.hxx>
 #include <rtl/ustring.hxx>
 
 namespace drawinglayer::attribute
@@ -92,9 +91,11 @@ public:
 
 namespace
 {
-struct theGlobalDefault : public rtl::Static<FontAttribute::ImplType, theGlobalDefault>
+FontAttribute::ImplType& theGlobalDefault()
 {
-};
+    static FontAttribute::ImplType SINGLETON;
+    return SINGLETON;
+}
 }
 
 FontAttribute::FontAttribute(const OUString& rFamilyName, const OUString& rStyleName,
@@ -106,7 +107,7 @@ FontAttribute::FontAttribute(const OUString& rFamilyName, const OUString& rStyle
 }
 
 FontAttribute::FontAttribute()
-    : mpFontAttribute(theGlobalDefault::get())
+    : mpFontAttribute(theGlobalDefault())
 {
 }
 
diff --git a/drawinglayer/source/attribute/lineattribute.cxx b/drawinglayer/source/attribute/lineattribute.cxx
index 3809fd606bfc..d4f2418c1354 100644
--- a/drawinglayer/source/attribute/lineattribute.cxx
+++ b/drawinglayer/source/attribute/lineattribute.cxx
@@ -19,7 +19,6 @@
 
 #include <drawinglayer/attribute/lineattribute.hxx>
 #include <basegfx/color/bcolor.hxx>
-#include <rtl/instance.hxx>
 
 
 namespace drawinglayer::attribute
@@ -75,8 +74,11 @@ namespace drawinglayer::attribute
 
         namespace
         {
-            struct theGlobalDefault :
-                public rtl::Static< LineAttribute::ImplType, theGlobalDefault > {};
+            LineAttribute::ImplType& theGlobalDefault()
+            {
+                static LineAttribute::ImplType SINGLETON;
+                return SINGLETON;
+            }
         }
 
         LineAttribute::LineAttribute(
@@ -96,7 +98,7 @@ namespace drawinglayer::attribute
         }
 
         LineAttribute::LineAttribute()
-        :   mpLineAttribute(theGlobalDefault::get())
+        :   mpLineAttribute(theGlobalDefault())
         {
         }
 
@@ -106,7 +108,7 @@ namespace drawinglayer::attribute
 
         bool LineAttribute::isDefault() const
         {
-            return mpLineAttribute.same_object(theGlobalDefault::get());
+            return mpLineAttribute.same_object(theGlobalDefault());
         }
 
         LineAttribute& LineAttribute::operator=(const LineAttribute&) = default;
diff --git a/drawinglayer/source/attribute/linestartendattribute.cxx b/drawinglayer/source/attribute/linestartendattribute.cxx
index 32d66713a2e4..57a680db377c 100644
--- a/drawinglayer/source/attribute/linestartendattribute.cxx
+++ b/drawinglayer/source/attribute/linestartendattribute.cxx
@@ -20,7 +20,6 @@
 #include <drawinglayer/attribute/linestartendattribute.hxx>
 #include <basegfx/polygon/b2dpolygon.hxx>
 #include <basegfx/polygon/b2dpolypolygon.hxx>
-#include <rtl/instance.hxx>
 
 
 namespace drawinglayer::attribute
@@ -65,8 +64,11 @@ namespace drawinglayer::attribute
 
         namespace
         {
-            struct theGlobalDefault :
-                public rtl::Static< LineStartEndAttribute::ImplType, theGlobalDefault > {};
+            LineStartEndAttribute::ImplType& theGlobalDefault()
+            {
+                static LineStartEndAttribute::ImplType SINGLETON;
+                return SINGLETON;
+            }
         }
 
         LineStartEndAttribute::LineStartEndAttribute(
@@ -79,7 +81,7 @@ namespace drawinglayer::attribute
         }
 
         LineStartEndAttribute::LineStartEndAttribute()
-        :   mpLineStartEndAttribute(theGlobalDefault::get())
+        :   mpLineStartEndAttribute(theGlobalDefault())
         {
         }
 
@@ -89,7 +91,7 @@ namespace drawinglayer::attribute
 
         bool LineStartEndAttribute::isDefault() const
         {
-            return mpLineStartEndAttribute.same_object(theGlobalDefault::get());
+            return mpLineStartEndAttribute.same_object(theGlobalDefault());
         }
 
         LineStartEndAttribute& LineStartEndAttribute::operator=(const LineStartEndAttribute&) = default;
diff --git a/drawinglayer/source/attribute/materialattribute3d.cxx b/drawinglayer/source/attribute/materialattribute3d.cxx
index e5eeeb021c57..7206ad54bed9 100644
--- a/drawinglayer/source/attribute/materialattribute3d.cxx
+++ b/drawinglayer/source/attribute/materialattribute3d.cxx
@@ -19,7 +19,6 @@
 
 #include <drawinglayer/attribute/materialattribute3d.hxx>
 #include <basegfx/color/bcolor.hxx>
-#include <rtl/instance.hxx>
 
 
 namespace drawinglayer::attribute
@@ -70,8 +69,11 @@ namespace drawinglayer::attribute
 
         namespace
         {
-            struct theGlobalDefault :
-                public rtl::Static< MaterialAttribute3D::ImplType, theGlobalDefault > {};
+            MaterialAttribute3D::ImplType& theGlobalDefault()
+            {
+                static MaterialAttribute3D::ImplType SINGLETON;
+                return SINGLETON;
+            }
         }
 
         MaterialAttribute3D::MaterialAttribute3D(
@@ -91,7 +93,7 @@ namespace drawinglayer::attribute
         }
 
         MaterialAttribute3D::MaterialAttribute3D()
-        :   mpMaterialAttribute3D(theGlobalDefault::get())
+        :   mpMaterialAttribute3D(theGlobalDefault())
         {
         }
 
diff --git a/drawinglayer/source/attribute/sdrfillattribute.cxx b/drawinglayer/source/attribute/sdrfillattribute.cxx
index 198d7a4236b2..b582ee0a11d0 100644
--- a/drawinglayer/source/attribute/sdrfillattribute.cxx
+++ b/drawinglayer/source/attribute/sdrfillattribute.cxx
@@ -22,7 +22,6 @@
 #include <drawinglayer/attribute/sdrfillgraphicattribute.hxx>
 #include <drawinglayer/attribute/fillhatchattribute.hxx>
 #include <drawinglayer/attribute/fillgradientattribute.hxx>
-#include <rtl/instance.hxx>
 
 
 namespace drawinglayer::attribute
@@ -77,8 +76,11 @@ namespace drawinglayer::attribute
 
         namespace
         {
-            struct theGlobalDefault :
-                public rtl::Static< SdrFillAttribute::ImplType, theGlobalDefault > {};
+            SdrFillAttribute::ImplType& theGlobalDefault()
+            {
+                static SdrFillAttribute::ImplType SINGLETON;
+                return SINGLETON;
+            }
         }
 
         SdrFillAttribute::SdrFillAttribute(
@@ -93,7 +95,7 @@ namespace drawinglayer::attribute
         }
 
         SdrFillAttribute::SdrFillAttribute()
-        :   mpSdrFillAttribute(theGlobalDefault::get())
+        :   mpSdrFillAttribute(theGlobalDefault())
         {
         }
 
@@ -105,7 +107,7 @@ namespace drawinglayer::attribute
 
         bool SdrFillAttribute::isDefault() const
         {
-            return mpSdrFillAttribute.same_object(theGlobalDefault::get());
+            return mpSdrFillAttribute.same_object(theGlobalDefault());
         }
 
         SdrFillAttribute& SdrFillAttribute::operator=(const SdrFillAttribute&) = default;
diff --git a/drawinglayer/source/attribute/sdrfillgraphicattribute.cxx b/drawinglayer/source/attribute/sdrfillgraphicattribute.cxx
index bc71fc9602eb..14f53cf03db3 100644
--- a/drawinglayer/source/attribute/sdrfillgraphicattribute.cxx
+++ b/drawinglayer/source/attribute/sdrfillgraphicattribute.cxx
@@ -23,7 +23,6 @@
 
 #include <drawinglayer/attribute/sdrfillgraphicattribute.hxx>
 #include <drawinglayer/attribute/fillgraphicattribute.hxx>
-#include <rtl/instance.hxx>
 #include <vcl/graph.hxx>
 
 
@@ -99,8 +98,11 @@ namespace drawinglayer::attribute
 
         namespace
         {
-            struct theGlobalDefault :
-                public rtl::Static< SdrFillGraphicAttribute::ImplType, theGlobalDefault > {};
+            SdrFillGraphicAttribute::ImplType& theGlobalDefault()
+            {
+                static SdrFillGraphicAttribute::ImplType SINGLETON;
+                return SINGLETON;
+            }
         }
 
         SdrFillGraphicAttribute::SdrFillGraphicAttribute(
@@ -128,7 +130,7 @@ namespace drawinglayer::attribute
         }
 
         SdrFillGraphicAttribute::SdrFillGraphicAttribute()
-        :   mpSdrFillGraphicAttribute(theGlobalDefault::get())
+        :   mpSdrFillGraphicAttribute(theGlobalDefault())
         {
         }
 
@@ -140,7 +142,7 @@ namespace drawinglayer::attribute
 
         bool SdrFillGraphicAttribute::isDefault() const
         {
-            return mpSdrFillGraphicAttribute.same_object(theGlobalDefault::get());
+            return mpSdrFillGraphicAttribute.same_object(theGlobalDefault());
         }
 
         SdrFillGraphicAttribute& SdrFillGraphicAttribute::operator=(const SdrFillGraphicAttribute&) = default;
diff --git a/drawinglayer/source/attribute/sdrlightattribute3d.cxx b/drawinglayer/source/attribute/sdrlightattribute3d.cxx
index 56f0b384129a..511590f5ffd4 100644
--- a/drawinglayer/source/attribute/sdrlightattribute3d.cxx
+++ b/drawinglayer/source/attribute/sdrlightattribute3d.cxx
@@ -20,7 +20,6 @@
 #include <drawinglayer/attribute/sdrlightattribute3d.hxx>
 #include <basegfx/color/bcolor.hxx>
 #include <basegfx/vector/b3dvector.hxx>
-#include <rtl/instance.hxx>
 
 
 namespace drawinglayer::attribute
@@ -57,12 +56,6 @@ namespace drawinglayer::attribute
             }
         };
 
-        namespace
-        {
-            struct theGlobalDefault :
-                public rtl::Static< Sdr3DLightAttribute::ImplType, theGlobalDefault > {};
-        }
-
         Sdr3DLightAttribute::Sdr3DLightAttribute(
             const basegfx::BColor& rColor,
             const basegfx::B3DVector& rDirection,
diff --git a/drawinglayer/source/attribute/sdrlightingattribute3d.cxx b/drawinglayer/source/attribute/sdrlightingattribute3d.cxx
index 90fcc193c271..4f9b75cd1ff2 100644
--- a/drawinglayer/source/attribute/sdrlightingattribute3d.cxx
+++ b/drawinglayer/source/attribute/sdrlightingattribute3d.cxx
@@ -21,7 +21,6 @@
 #include <basegfx/color/bcolor.hxx>
 #include <basegfx/vector/b3dvector.hxx>
 #include <drawinglayer/attribute/sdrlightattribute3d.hxx>
-#include <rtl/instance.hxx>
 
 
 namespace drawinglayer::attribute
@@ -58,8 +57,11 @@ namespace drawinglayer::attribute
 
         namespace
         {
-            struct theGlobalDefault :
-                public rtl::Static< SdrLightingAttribute::ImplType, theGlobalDefault > {};
+            SdrLightingAttribute::ImplType& theGlobalDefault()
+            {
+                static SdrLightingAttribute::ImplType SINGLETON;
+                return SINGLETON;
+            }
         }
 
         SdrLightingAttribute::SdrLightingAttribute(
@@ -71,7 +73,7 @@ namespace drawinglayer::attribute
         }
 
         SdrLightingAttribute::SdrLightingAttribute()
-        :   mpSdrLightingAttribute(theGlobalDefault::get())
+        :   mpSdrLightingAttribute(theGlobalDefault())
         {
         }
 
@@ -84,7 +86,7 @@ namespace drawinglayer::attribute
 
         bool SdrLightingAttribute::isDefault() const
         {
-            return mpSdrLightingAttribute.same_object(theGlobalDefault::get());
+            return mpSdrLightingAttribute.same_object(theGlobalDefault());
         }
 
         SdrLightingAttribute& SdrLightingAttribute::operator=(const SdrLightingAttribute&) = default;
diff --git a/drawinglayer/source/attribute/sdrlineattribute.cxx b/drawinglayer/source/attribute/sdrlineattribute.cxx
index 8224314058fa..f8d4aefb0a95 100644
--- a/drawinglayer/source/attribute/sdrlineattribute.cxx
+++ b/drawinglayer/source/attribute/sdrlineattribute.cxx
@@ -19,7 +19,6 @@
 
 #include <drawinglayer/attribute/sdrlineattribute.hxx>
 #include <basegfx/color/bcolor.hxx>
-#include <rtl/instance.hxx>
 
 
 namespace drawinglayer::attribute
@@ -85,8 +84,11 @@ namespace drawinglayer::attribute
 
         namespace
         {
-            struct theGlobalDefault :
-                public rtl::Static< SdrLineAttribute::ImplType, theGlobalDefault > {};
+            SdrLineAttribute::ImplType& theGlobalDefault()
+            {
+                static SdrLineAttribute::ImplType SINGLETON;
+                return SINGLETON;
+            }
         }
 
         SdrLineAttribute::SdrLineAttribute(
@@ -111,7 +113,7 @@ namespace drawinglayer::attribute
         }
 
         SdrLineAttribute::SdrLineAttribute()
-        :   mpSdrLineAttribute(theGlobalDefault::get())
+        :   mpSdrLineAttribute(theGlobalDefault())
         {
         }
 
@@ -123,7 +125,7 @@ namespace drawinglayer::attribute
 
         bool SdrLineAttribute::isDefault() const
         {
-            return mpSdrLineAttribute.same_object(theGlobalDefault::get());
+            return mpSdrLineAttribute.same_object(theGlobalDefault());
         }
 
         SdrLineAttribute& SdrLineAttribute::operator=(const SdrLineAttribute&) = default;
diff --git a/drawinglayer/source/attribute/sdrlinestartendattribute.cxx b/drawinglayer/source/attribute/sdrlinestartendattribute.cxx
index f23c7b2459b2..aa052236cd72 100644
--- a/drawinglayer/source/attribute/sdrlinestartendattribute.cxx
+++ b/drawinglayer/source/attribute/sdrlinestartendattribute.cxx
@@ -19,7 +19,6 @@
 
 #include <drawinglayer/attribute/sdrlinestartendattribute.hxx>
 #include <basegfx/polygon/b2dpolypolygon.hxx>
-#include <rtl/instance.hxx>
 
 
 namespace drawinglayer::attribute
@@ -93,8 +92,11 @@ namespace drawinglayer::attribute
 
         namespace
         {
-            struct theGlobalDefault :
-                public rtl::Static< SdrLineStartEndAttribute::ImplType, theGlobalDefault > {};
+            SdrLineStartEndAttribute::ImplType& theGlobalDefault()
+            {
+                static SdrLineStartEndAttribute::ImplType SINGLETON;
+                return SINGLETON;
+            }
         }
 
         SdrLineStartEndAttribute::SdrLineStartEndAttribute(
@@ -112,7 +114,7 @@ namespace drawinglayer::attribute
         }
 
         SdrLineStartEndAttribute::SdrLineStartEndAttribute()
-        :   mpSdrLineStartEndAttribute(theGlobalDefault::get())
+        :   mpSdrLineStartEndAttribute(theGlobalDefault())
         {
         }
 
@@ -124,7 +126,7 @@ namespace drawinglayer::attribute
 
         bool SdrLineStartEndAttribute::isDefault() const
         {
-            return mpSdrLineStartEndAttribute.same_object(theGlobalDefault::get());
+            return mpSdrLineStartEndAttribute.same_object(theGlobalDefault());
         }
 
         SdrLineStartEndAttribute& SdrLineStartEndAttribute::operator=(const SdrLineStartEndAttribute&) = default;
diff --git a/drawinglayer/source/attribute/sdrobjectattribute3d.cxx b/drawinglayer/source/attribute/sdrobjectattribute3d.cxx
index 78e919d9ab3f..dad8a07eebc5 100644
--- a/drawinglayer/source/attribute/sdrobjectattribute3d.cxx
+++ b/drawinglayer/source/attribute/sdrobjectattribute3d.cxx
@@ -19,7 +19,6 @@
 
 #include <drawinglayer/attribute/sdrobjectattribute3d.hxx>
 #include <drawinglayer/attribute/materialattribute3d.hxx>
-#include <rtl/instance.hxx>
 
 
 namespace drawinglayer::attribute
@@ -96,12 +95,6 @@ namespace drawinglayer::attribute
             }
         };
 
-        namespace
-        {
-            struct theGlobalDefault :
-                public rtl::Static< Sdr3DObjectAttribute::ImplType, theGlobalDefault > {};
-        }
-
         Sdr3DObjectAttribute::Sdr3DObjectAttribute(
             css::drawing::NormalsKind  aNormalsKind,
             css::drawing::TextureProjectionMode aTextureProjectionX,
diff --git a/drawinglayer/source/attribute/sdrsceneattribute3d.cxx b/drawinglayer/source/attribute/sdrsceneattribute3d.cxx
index 128abf2027cf..840fe2e3074c 100644
--- a/drawinglayer/source/attribute/sdrsceneattribute3d.cxx
+++ b/drawinglayer/source/attribute/sdrsceneattribute3d.cxx
@@ -18,7 +18,6 @@
  */
 
 #include <drawinglayer/attribute/sdrsceneattribute3d.hxx>
-#include <rtl/instance.hxx>
 
 
 namespace drawinglayer::attribute
@@ -76,8 +75,11 @@ namespace drawinglayer::attribute
 
         namespace
         {
-            struct theGlobalDefault :
-                public rtl::Static< SdrSceneAttribute::ImplType, theGlobalDefault > {};
+            SdrSceneAttribute::ImplType& theGlobalDefault()
+            {
+                static SdrSceneAttribute::ImplType SINGLETON;
+                return SINGLETON;
+            }
         }
 
         SdrSceneAttribute::SdrSceneAttribute(
@@ -92,7 +94,7 @@ namespace drawinglayer::attribute
         }
 
         SdrSceneAttribute::SdrSceneAttribute()
-        :   mpSdrSceneAttribute(theGlobalDefault::get())
+        :   mpSdrSceneAttribute(theGlobalDefault())
         {
         }
 
@@ -104,7 +106,7 @@ namespace drawinglayer::attribute
 
         bool SdrSceneAttribute::isDefault() const
         {
-            return mpSdrSceneAttribute.same_object(theGlobalDefault::get());
+            return mpSdrSceneAttribute.same_object(theGlobalDefault());
         }
 
         SdrSceneAttribute& SdrSceneAttribute::operator=(const SdrSceneAttribute&) = default;
diff --git a/drawinglayer/source/attribute/sdrshadowattribute.cxx b/drawinglayer/source/attribute/sdrshadowattribute.cxx
index 5d0090186757..6e046f1f07c7 100644
--- a/drawinglayer/source/attribute/sdrshadowattribute.cxx
+++ b/drawinglayer/source/attribute/sdrshadowattribute.cxx
@@ -20,7 +20,6 @@
 #include <drawinglayer/attribute/sdrshadowattribute.hxx>
 #include <basegfx/vector/b2dvector.hxx>
 #include <basegfx/color/bcolor.hxx>
-#include <rtl/instance.hxx>
 
 
 namespace drawinglayer::attribute
@@ -74,8 +73,11 @@ namespace drawinglayer::attribute
 
         namespace
         {
-            struct theGlobalDefault :
-                public rtl::Static< SdrShadowAttribute::ImplType, theGlobalDefault > {};
+            SdrShadowAttribute::ImplType& theGlobalDefault()
+            {
+                static SdrShadowAttribute::ImplType SINGLETON;
+                return SINGLETON;
+            }
         }
 
 
@@ -91,7 +93,7 @@ namespace drawinglayer::attribute
         }
 
         SdrShadowAttribute::SdrShadowAttribute()
-        :   mpSdrShadowAttribute(theGlobalDefault::get())
+        :   mpSdrShadowAttribute(theGlobalDefault())
         {
         }
 
@@ -103,7 +105,7 @@ namespace drawinglayer::attribute
 
         bool SdrShadowAttribute::isDefault() const
         {
-            return mpSdrShadowAttribute.same_object(theGlobalDefault::get());
+            return mpSdrShadowAttribute.same_object(theGlobalDefault());
         }
 
         SdrShadowAttribute& SdrShadowAttribute::operator=(const SdrShadowAttribute&) = default;
diff --git a/drawinglayer/source/attribute/strokeattribute.cxx b/drawinglayer/source/attribute/strokeattribute.cxx
index b04a023aa7ac..d925eb65acbe 100644
--- a/drawinglayer/source/attribute/strokeattribute.cxx
+++ b/drawinglayer/source/attribute/strokeattribute.cxx
@@ -18,7 +18,6 @@
  */
 
 #include <drawinglayer/attribute/strokeattribute.hxx>
-#include <rtl/instance.hxx>
 #include <numeric>
 
 
@@ -67,8 +66,11 @@ namespace drawinglayer::attribute
 
         namespace
         {
-            struct theGlobalDefault :
-                public rtl::Static< StrokeAttribute::ImplType, theGlobalDefault > {};
+            StrokeAttribute::ImplType& theGlobalDefault()
+            {
+                static StrokeAttribute::ImplType SINGLETON;
+                return SINGLETON;
+            }
         }
 
         StrokeAttribute::StrokeAttribute(
@@ -80,7 +82,7 @@ namespace drawinglayer::attribute
         }
 
         StrokeAttribute::StrokeAttribute()
-        :   mpStrokeAttribute(theGlobalDefault::get())
+        :   mpStrokeAttribute(theGlobalDefault())
         {
         }
 
@@ -92,7 +94,7 @@ namespace drawinglayer::attribute
 
         bool StrokeAttribute::isDefault() const
         {
-            return mpStrokeAttribute.same_object(theGlobalDefault::get());
+            return mpStrokeAttribute.same_object(theGlobalDefault());
         }
 
         StrokeAttribute& StrokeAttribute::operator=(const StrokeAttribute&) = default;
diff --git a/drawinglayer/source/geometry/viewinformation2d.cxx b/drawinglayer/source/geometry/viewinformation2d.cxx
index e15f2082acd1..125689939b21 100644
--- a/drawinglayer/source/geometry/viewinformation2d.cxx
+++ b/drawinglayer/source/geometry/viewinformation2d.cxx
@@ -25,7 +25,6 @@
 #include <com/sun/star/drawing/XDrawPage.hpp>
 #include <com/sun/star/geometry/AffineMatrix2D.hpp>
 #include <com/sun/star/geometry/RealRectangle2D.hpp>
-#include <rtl/instance.hxx>
 #include <com/sun/star/uno/Sequence.hxx>
 
 using namespace com::sun::star;
@@ -161,9 +160,11 @@ public:
 
 namespace
 {
-struct theGlobalDefault : public rtl::Static<ViewInformation2D::ImplType, theGlobalDefault>
+ViewInformation2D::ImplType& theGlobalDefault()
 {
-};
+    static ViewInformation2D::ImplType SINGLETON;
+    return SINGLETON;
+}
 }
 
 ViewInformation2D::ViewInformation2D(const basegfx::B2DHomMatrix& rObjectTransformation,
@@ -178,7 +179,7 @@ ViewInformation2D::ViewInformation2D(const basegfx::B2DHomMatrix& rObjectTransfo
 }
 
 ViewInformation2D::ViewInformation2D()
-    : mpViewInformation2D(theGlobalDefault::get())
+    : mpViewInformation2D(theGlobalDefault())
 {
 }
 
diff --git a/drawinglayer/source/geometry/viewinformation3d.cxx b/drawinglayer/source/geometry/viewinformation3d.cxx
index 84dd3ccfe79d..a2a444ab3543 100644
--- a/drawinglayer/source/geometry/viewinformation3d.cxx
+++ b/drawinglayer/source/geometry/viewinformation3d.cxx
@@ -22,7 +22,6 @@
 #include <com/sun/star/beans/PropertyValue.hpp>
 #include <com/sun/star/geometry/AffineMatrix3D.hpp>
 #include <basegfx/utils/canvastools.hxx>
-#include <rtl/instance.hxx>
 #include <com/sun/star/uno/Sequence.hxx>
 
 
@@ -277,8 +276,11 @@ namespace drawinglayer::geometry
 {
         namespace
         {
-            struct theGlobalDefault :
-                public rtl::Static< ViewInformation3D::ImplType, theGlobalDefault > {};
+            ViewInformation3D::ImplType& theGlobalDefault()
+            {
+                static ViewInformation3D::ImplType SINGLETON;
+                return SINGLETON;
+            }
         }
 
         ViewInformation3D::ViewInformation3D(
@@ -300,7 +302,7 @@ namespace drawinglayer::geometry
         }
 
         ViewInformation3D::ViewInformation3D()
-        :   mpViewInformation3D(theGlobalDefault::get())
+        :   mpViewInformation3D(theGlobalDefault())
         {
         }
 
@@ -312,7 +314,7 @@ namespace drawinglayer::geometry
 
         bool ViewInformation3D::isDefault() const
         {
-            return mpViewInformation3D.same_object(theGlobalDefault::get());
+            return mpViewInformation3D.same_object(theGlobalDefault());
         }
 
         ViewInformation3D& ViewInformation3D::operator=(const ViewInformation3D&) = default;
diff --git a/drawinglayer/source/primitive3d/polygontubeprimitive3d.cxx b/drawinglayer/source/primitive3d/polygontubeprimitive3d.cxx
index 6756e8946f4c..645958ae6a29 100644
--- a/drawinglayer/source/primitive3d/polygontubeprimitive3d.cxx
+++ b/drawinglayer/source/primitive3d/polygontubeprimitive3d.cxx
@@ -25,7 +25,6 @@
 #include <basegfx/polygon/b3dpolypolygontools.hxx>
 #include <drawinglayer/primitive3d/transformprimitive3d.hxx>
 #include <drawinglayer/primitive3d/drawinglayer_primitivetypes3d.hxx>
-#include <rtl/instance.hxx>
 
 
 namespace drawinglayer::primitive3d