message: Added a couple of debug checks
diff: @@ -108,6 +108,7 @@ void RenderDeviceGLImpl :: CreateBuffer(const BufferDesc& BuffDesc, const Buffer
  void RenderDeviceGLImpl :: CreateBufferFromGLHandle(Uint32 GLHandle, const BufferDesc &BuffDesc, IBuffer **ppBuffer)
  {
  + VERIFY(GLHandle, "GL buffer handle must not be null");
  CreateDeviceObject( "buffer", BuffDesc, ppBuffer,
  [&]()
  {
  @@ -208,6 +209,7 @@ void RenderDeviceGLImpl::CreateTexture(const TextureDesc& TexDesc, const Texture
  void RenderDeviceGLImpl::CreateTextureFromGLHandle(Uint32 GLHandle, const TextureDesc &TexDesc, ITexture **ppTexture)
  {
  + VERIFY(GLHandle, "GL texture handle must not be null");
  CreateDeviceObject( "texture", TexDesc, ppTexture,
  [&]()
  {
  