windows opengl: We should actually use Init() from OpenGLSalGraphicsImpl.

Change-Id: I524883b0f0bbce9a8b6f893771f144feeee49934

vcl/inc/opengl/win/gdiimpl.hxx

@@ -26,8 +26,6 @@ private:
 public:
     WinOpenGLSalGraphicsImpl(WinSalGraphics& rGraphics);
 
-    virtual void Init() SAL_OVERRIDE;
-
 protected:
     virtual GLfloat GetWidth() const SAL_OVERRIDE;
     virtual GLfloat GetHeight() const SAL_OVERRIDE;

vcl/opengl/win/gdiimpl.cxx

@@ -18,15 +18,6 @@ WinOpenGLSalGraphicsImpl::WinOpenGLSalGraphicsImpl(WinSalGraphics& rGraphics):
 {
 }
 
-void WinOpenGLSalGraphicsImpl::Init()
-{
-    // FIXME - is this still needed after the recent changes?
-    //if (mbVirDev)
-    //    GetOpenGLContext().requestVirtualDevice();
-    //GetOpenGLContext().requestSingleBufferedRendering();
-    //GetOpenGLContext().init(mhLocalDC, mhWnd);
-}
-
 void WinOpenGLSalGraphicsImpl::copyBits( const SalTwoRect& rPosAry, SalGraphics* pSrcGraphics )
 {
     OpenGLSalGraphicsImpl *pImpl = pSrcGraphics ? static_cast< OpenGLSalGraphicsImpl* >(pSrcGraphics->GetImpl()) : static_cast< OpenGLSalGraphicsImpl *>(mrParent.GetImpl());

vcl/win/source/gdi/salgdi.cxx

@@ -482,6 +482,7 @@ void WinSalGraphics::InitGraphics()
     ::SetTextAlign( getHDC(), TA_BASELINE | TA_LEFT | TA_NOUPDATECP );
     ::SetBkMode( getHDC(), WIN32_TRANSPARENT );
     ::SetROP2( getHDC(), R2_COPYPEN );
+
     mpImpl->Init();
 }