loplugin:passstuffbyref

Change-Id: I67f256349cbe63c73c006bf0a8e7cd5b59944136
diff --git a/vcl/inc/opengl/VertexUtils.hxx b/vcl/inc/opengl/VertexUtils.hxx
index d99998c..1c4b938 100644
--- a/vcl/inc/opengl/VertexUtils.hxx
+++ b/vcl/inc/opengl/VertexUtils.hxx
@@ -62,12 +62,12 @@ inline glm::vec4 createGLColor(const SalColor& rColor, GLfloat rTransparency)
}

template<GLenum TYPE>
inline void addQuadColors(std::vector<glm::vec4>& rColors, const SalColor& rColor, GLfloat rTransparency);
inline void addQuadColors(std::vector<glm::vec4>& rColors, SalColor nColor, GLfloat rTransparency);

template<>
inline void addQuadColors<GL_TRIANGLES>(std::vector<glm::vec4>& rColors, const SalColor& rColor, GLfloat rTransparency)
inline void addQuadColors<GL_TRIANGLES>(std::vector<glm::vec4>& rColors, SalColor nColor, GLfloat rTransparency)
{
    glm::vec4 color = createGLColor(rColor, rTransparency);
    glm::vec4 color = createGLColor(nColor, rTransparency);

    rColors.insert(rColors.end(), {
        color, color, color,