coverity#1371303 Missing move assignment operator

Change-Id: I0dec3e192f3da895398a8b011c0e7275aab59d73

vcl/inc/impgraph.hxx

@@ -55,6 +55,7 @@ private:
 
                         ImpGraphic();
                         ImpGraphic( const ImpGraphic& rImpGraphic );
+                        ImpGraphic( ImpGraphic&& rImpGraphic );
                         ImpGraphic( const Bitmap& rBmp );
                         ImpGraphic( const BitmapEx& rBmpEx );
                         ImpGraphic(const SvgDataPtr& rSvgDataPtr);
@@ -65,6 +66,7 @@ public:
 private:
 
     ImpGraphic&         operator=( const ImpGraphic& rImpGraphic );
+    ImpGraphic&         operator=( ImpGraphic&& rImpGraphic );
     bool                operator==( const ImpGraphic& rImpGraphic ) const;
     bool                operator!=( const ImpGraphic& rImpGraphic ) const { return !( *this == rImpGraphic ); }
 

vcl/source/gdi/impgraph.cxx

@@ -128,6 +128,25 @@ ImpGraphic::ImpGraphic(const ImpGraphic& rImpGraphic)
     }
 }
 
+ImpGraphic::ImpGraphic(ImpGraphic&& rImpGraphic)
+    : maMetaFile(std::move(rImpGraphic.maMetaFile))
+    , maEx(std::move(rImpGraphic.maEx))
+    , maSwapInfo(std::move(rImpGraphic.maSwapInfo))
+    , mpAnimation(std::move(rImpGraphic.mpAnimation))
+    , mpContext(std::move(rImpGraphic.mpContext))
+    , mpSwapFile(std::move(rImpGraphic.mpSwapFile))
+    , mpGfxLink(std::move(rImpGraphic.mpGfxLink))
+    , meType(rImpGraphic.meType)
+    , mnSizeBytes(rImpGraphic.mnSizeBytes)
+    , mbSwapOut(rImpGraphic.mbSwapOut)
+    , mbDummyContext(rImpGraphic.mbDummyContext)
+    , maSvgData(std::move(rImpGraphic.maSvgData))
+    , maPdfData(std::move(rImpGraphic.maPdfData))
+{
+    rImpGraphic.ImplClear();
+    rImpGraphic.mbDummyContext = false;
+}
+
 ImpGraphic::ImpGraphic( const Bitmap& rBitmap ) :
         maEx            ( rBitmap ),
         meType          ( !rBitmap.IsEmpty() ? GraphicType::Bitmap : GraphicType::NONE ),
@@ -217,6 +236,28 @@ ImpGraphic& ImpGraphic::operator=( const ImpGraphic& rImpGraphic )
     return *this;
 }
 
+ImpGraphic& ImpGraphic::operator=(ImpGraphic&& rImpGraphic)
+{
+    maMetaFile = std::move(rImpGraphic.maMetaFile);
+    meType = rImpGraphic.meType;
+    mnSizeBytes = rImpGraphic.mnSizeBytes;
+    maSwapInfo = std::move(rImpGraphic.maSwapInfo);
+    mpContext = std::move(rImpGraphic.mpContext);
+    mbDummyContext = rImpGraphic.mbDummyContext;
+    mpAnimation = std::move(rImpGraphic.mpAnimation);
+    maEx = std::move(rImpGraphic.maEx);
+    mbSwapOut = rImpGraphic.mbSwapOut;
+    mpSwapFile = std::move(rImpGraphic.mpSwapFile);
+    mpGfxLink = std::move(rImpGraphic.mpGfxLink);
+    maSvgData = std::move(rImpGraphic.maSvgData);
+    maPdfData = std::move(rImpGraphic.maPdfData);
+
+    rImpGraphic.ImplClear();
+    rImpGraphic.mbDummyContext = false;
+
+    return *this;
+}
+
 bool ImpGraphic::operator==( const ImpGraphic& rImpGraphic ) const
 {
     bool bRet = false;