DX9: Build fix. Also removed the Renderer::SetLineWidth implementation since it wasn't really useful.

git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@6550 8ced0084-cf51-0410-be5f-012b33b47a6e

Source/Plugins/Plugin_VideoDX9/Src/Render.cpp

@@ -1250,9 +1250,6 @@ void Renderer::SetDitherMode()
 void Renderer::SetLineWidth()
 {
 	// We can't change line width in D3D unless we use ID3DXLine
-	float fratio = xfregs.rawViewport[0] != 0 ? Renderer::GetTargetScaleX() : 1.0f;
-	float psize = bpmem.lineptwidth.linesize * fratio / 6.0f;
-	D3D::SetRenderState(D3DRS_POINTSIZE, *((DWORD*)&psize));
 }
 
 void Renderer::SetSamplerState(int stage, int texindex)