remove unused ckey parameter to RageSurfaceUtils::Blit

stepmania/src/RageDisplay_D3D.cpp

@@ -1284,7 +1284,7 @@ void RageDisplay_D3D::UpdateTexture(
 	area.x = area.y = 0;
 	area.w = (uint16_t) width;
 	area.h = (uint16_t) height;
-	RageSurfaceUtils::Blit( img, Texture, width, height, false );
+	RageSurfaceUtils::Blit( img, Texture, width, height );
 
 	delete Texture;
 #endif

stepmania/src/RageDisplay_OGL.cpp

@@ -1604,7 +1604,7 @@ RageDisplay::PixelFormat RageDisplay_OGL::GetImgPixelFormat( RageSurface* &img,
 
 		RageSurface *imgconv = CreateSurface( width, height,
 			pfd->bpp, pfd->masks[0], pfd->masks[1], pfd->masks[2], pfd->masks[3] );
-		RageSurfaceUtils::Blit( img, imgconv, width, height, false );
+		RageSurfaceUtils::Blit( img, imgconv, width, height );
 		img = imgconv;
 		FreeImg = true;
 	}

stepmania/src/RageSurfaceUtils.cpp

@@ -141,7 +141,7 @@ void RageSurfaceUtils::CopySurface( RageSurface *src, RageSurface *dest )
 		*dest->fmt.palette = *src->fmt.palette;
 	}
 
-	Blit( src, dest, -1, -1, false );
+	Blit( src, dest, -1, -1 );
 }
 
 bool RageSurfaceUtils::ConvertSurface( RageSurface *src, RageSurface *&dst,
@@ -582,7 +582,7 @@ static void blit_generic( RageSurface *src_surf, const RageSurface *dst_surf, in
 }
 
 /* Blit src onto dst. */
-void RageSurfaceUtils::Blit( RageSurface *src, RageSurface *dst, int width, int height, bool ckey )
+void RageSurfaceUtils::Blit( RageSurface *src, RageSurface *dst, int width, int height )
 {
 	if(width == -1)
 		width = src->w;

stepmania/src/RageSurfaceUtils.h

@@ -47,7 +47,7 @@ namespace RageSurfaceUtils
 	void BlitTransform( const RageSurface *src, RageSurface *dst, 
 					const float fCoords[8] /* TL, BR, BL, TR */ );
 
-	void Blit( RageSurface *src, RageSurface *dst, int width, int height, bool ckey );
+	void Blit( RageSurface *src, RageSurface *dst, int width, int height );
 
 	bool SaveSurface( RageSurface *img, CString file );
 	RageSurface *LoadSurface( CString file );