remove unused variables

Change-Id: I52be4e3a6539392bbe030e1a77fcbb61960eeab8

chart2/source/view/main/OpenGLRender.cxx

@@ -974,16 +974,6 @@ void OpenGLRender::SetHeight(int height)
     m_Projection = glm::ortho(0.f, float(m_iWidth), 0.f, float(m_iHeight), -4.f, 3.f);
 }
 
-int OpenGLRender::GetWidth()
-{
-    return m_iWidth;
-}
-
-int OpenGLRender::GetHeight()
-{
-    return m_iHeight;
-}
-
 int OpenGLRender::CreateBMPHeader(sal_uInt8 *bmpHeader, int xsize, int ysize)
 {
     unsigned char header[BMP_HEADER_LEN] = {

chart2/source/view/main/OpenGLRender.hxx

@@ -144,8 +144,6 @@ public:
     int MoveModelf(PosVecf3 trans, PosVecf3 angle, PosVecf3 scale);
     void SetWidth(int width);
     void SetHeight(int height);
-    int GetWidth();
-    int GetHeight();
     void Release();
     int CreateBMPHeader(sal_uInt8 *bmpHeader, int xsize, int ysize);
     int CreateBMPHeaderRGBA(sal_uInt8 *bmpHeader, int xsize, int ysize);