improve passstuffbyref return analysis

Change-Id: I4258bcc97273d8bb7a8c4879fac02a427f76e18c
Reviewed-on: https://gerrit.libreoffice.org/27317
Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Noel Grandin <noelgrandin@gmail.com>

9 files changed, 12 insertions, 12 deletions

diff --git a/sdext/source/presenter/PresenterAccessibility.cxx b/sdext/source/presenter/PresenterAccessibility.cxx
index a340509ce5fc..fd26f801ad64 100644
--- a/sdext/source/presenter/PresenterAccessibility.cxx
+++ b/sdext/source/presenter/PresenterAccessibility.cxx
@@ -509,7 +509,7 @@ private:
 class AccessibleFocusManager
 {
 public:
-    static std::shared_ptr<AccessibleFocusManager> Instance();
+    static std::shared_ptr<AccessibleFocusManager> const & Instance();
 
     void AddFocusableObject (const ::rtl::Reference<PresenterAccessible::AccessibleObject>& rpObject);
     void RemoveFocusableObject (const ::rtl::Reference<PresenterAccessible::AccessibleObject>& rpObject);
@@ -1990,7 +1990,7 @@ void AccessibleNotes::HandleTextChange()
 
 std::shared_ptr<AccessibleFocusManager> AccessibleFocusManager::mpInstance;
 
-std::shared_ptr<AccessibleFocusManager> AccessibleFocusManager::Instance()
+std::shared_ptr<AccessibleFocusManager> const & AccessibleFocusManager::Instance()
 {
     if ( ! mpInstance)
     {
diff --git a/sdext/source/presenter/PresenterBitmapContainer.cxx b/sdext/source/presenter/PresenterBitmapContainer.cxx
index 84ea7d47a0f4..ea39f17e2588 100644
--- a/sdext/source/presenter/PresenterBitmapContainer.cxx
+++ b/sdext/source/presenter/PresenterBitmapContainer.cxx
@@ -342,7 +342,7 @@ const css::uno::Reference<css::rendering::XBitmap>&
     return mxNormalBitmap;
 }
 
-css::uno::Reference<css::rendering::XBitmap>
+css::uno::Reference<css::rendering::XBitmap> const &
     PresenterBitmapContainer::BitmapDescriptor::GetBitmap(const Mode eMode) const
 {
     switch (eMode)
diff --git a/sdext/source/presenter/PresenterBitmapContainer.hxx b/sdext/source/presenter/PresenterBitmapContainer.hxx
index f0877339dc44..e3acea1b4cdc 100644
--- a/sdext/source/presenter/PresenterBitmapContainer.hxx
+++ b/sdext/source/presenter/PresenterBitmapContainer.hxx
@@ -52,7 +52,7 @@ public:
 
         enum Mode {Normal, MouseOver, ButtonDown, Disabled, Mask};
         const css::uno::Reference<css::rendering::XBitmap>& GetNormalBitmap() const;
-        css::uno::Reference<css::rendering::XBitmap> GetBitmap(const Mode eMode) const;
+        css::uno::Reference<css::rendering::XBitmap> const & GetBitmap(const Mode eMode) const;
         void SetBitmap (
             const Mode eMode,
             const css::uno::Reference<css::rendering::XBitmap>& rxBitmap);
diff --git a/sdext/source/presenter/PresenterButton.cxx b/sdext/source/presenter/PresenterButton.cxx
index de2d758e700f..fc787724efef 100644
--- a/sdext/source/presenter/PresenterButton.cxx
+++ b/sdext/source/presenter/PresenterButton.cxx
@@ -221,7 +221,7 @@ void PresenterButton::SetCanvas (
     }
 }
 
-css::geometry::IntegerSize2D PresenterButton::GetSize()
+css::geometry::IntegerSize2D const & PresenterButton::GetSize()
 {
     if (maButtonSize.Width < 0)
         CalculateButtonSize();
diff --git a/sdext/source/presenter/PresenterButton.hxx b/sdext/source/presenter/PresenterButton.hxx
index 4421c3739445..0f5bd77bf75b 100644
--- a/sdext/source/presenter/PresenterButton.hxx
+++ b/sdext/source/presenter/PresenterButton.hxx
@@ -72,7 +72,7 @@ public:
     void SetCanvas (
         const css::uno::Reference<css::rendering::XCanvas>& rxParentCanvas,
         const css::uno::Reference<css::awt::XWindow>& rxParentWindow);
-    css::geometry::IntegerSize2D GetSize();
+    css::geometry::IntegerSize2D const & GetSize();
 
     // XWindowListener
 
diff --git a/sdext/source/presenter/PresenterScrollBar.cxx b/sdext/source/presenter/PresenterScrollBar.cxx
index 3ea396653426..ead527a0a0ea 100644
--- a/sdext/source/presenter/PresenterScrollBar.cxx
+++ b/sdext/source/presenter/PresenterScrollBar.cxx
@@ -447,7 +447,7 @@ void SAL_CALL PresenterScrollBar::disposing (const css::lang::EventObject& rEven
 }
 
 
-geometry::RealRectangle2D PresenterScrollBar::GetRectangle (const Area eArea) const
+geometry::RealRectangle2D const & PresenterScrollBar::GetRectangle (const Area eArea) const
 {
     OSL_ASSERT(eArea>=0 && eArea<AreaCount);
 
diff --git a/sdext/source/presenter/PresenterScrollBar.hxx b/sdext/source/presenter/PresenterScrollBar.hxx
index 73ccbfabc1c4..9e0f0183a98f 100644
--- a/sdext/source/presenter/PresenterScrollBar.hxx
+++ b/sdext/source/presenter/PresenterScrollBar.hxx
@@ -186,7 +186,7 @@ protected:
     SharedBitmapDescriptor mpThumbEndDescriptor;
     bool maEnabledState[AreaCount];
 
-    css::geometry::RealRectangle2D GetRectangle (const Area eArea) const;
+    css::geometry::RealRectangle2D const & GetRectangle (const Area eArea) const;
     virtual double GetDragDistance (const sal_Int32 nX, const sal_Int32 nY) const = 0;
     virtual void UpdateDragAnchor (const double nDragDistance) = 0;
     virtual double GetMinor (const double nX, const double nY) const = 0;
diff --git a/sdext/source/presenter/PresenterToolBar.cxx b/sdext/source/presenter/PresenterToolBar.cxx
index 2f298b28450a..0fe71c460d1e 100644
--- a/sdext/source/presenter/PresenterToolBar.cxx
+++ b/sdext/source/presenter/PresenterToolBar.cxx
@@ -150,7 +150,7 @@ namespace {
         virtual void Paint (
             const Reference<rendering::XCanvas>& rxCanvas,
             const rendering::ViewState& rViewState) = 0;
-        awt::Size GetBoundingSize (
+        awt::Size const & GetBoundingSize (
             const Reference<rendering::XCanvas>& rxCanvas);
         awt::Rectangle GetBoundingBox() const;
         virtual bool SetState (const bool bIsOver, const bool bIsPressed);
@@ -474,7 +474,7 @@ void PresenterToolBar::RequestLayout()
     xManager->Invalidate(mxWindow);
 }
 
-geometry::RealSize2D PresenterToolBar::GetMinimalSize()
+geometry::RealSize2D const & PresenterToolBar::GetMinimalSize()
 {
     if (mbIsLayoutPending)
         Layout(mxCanvas);
@@ -1244,7 +1244,7 @@ void Element::disposing()
 {
 }
 
-awt::Size Element::GetBoundingSize (
+awt::Size const & Element::GetBoundingSize (
     const Reference<rendering::XCanvas>& rxCanvas)
 {
     maSize = CreateBoundingSize(rxCanvas);
diff --git a/sdext/source/presenter/PresenterToolBar.hxx b/sdext/source/presenter/PresenterToolBar.hxx
index f4201a1f6939..7bdcc6f0ed77 100644
--- a/sdext/source/presenter/PresenterToolBar.hxx
+++ b/sdext/source/presenter/PresenterToolBar.hxx
@@ -98,7 +98,7 @@ public:
         const bool bSynchronous);
 
     void RequestLayout();
-    css::geometry::RealSize2D GetMinimalSize();
+    css::geometry::RealSize2D const & GetMinimalSize();
     const ::rtl::Reference<PresenterController>& GetPresenterController() const;
     const css::uno::Reference<css::uno::XComponentContext>& GetComponentContext() const;