gdiplus: Round the layout rectangle down instead of up in gdip_format_string().

dlls/gdiplus/graphics.c

@@ -4728,8 +4728,8 @@ GpStatus gdip_format_string(HDC hdc,
     stringdup = GdipAlloc((length + 1) * sizeof(WCHAR));
     if(!stringdup) return OutOfMemory;
 
-    nwidth = roundr(rect->Width);
-    nheight = roundr(rect->Height);
+    nwidth = rect->Width;
+    nheight = rect->Height;
 
     if (rect->Width >= INT_MAX || rect->Width < 0.5) nwidth = INT_MAX;
     if (rect->Height >= INT_MAX || rect->Height < 0.5) nheight = INT_MAX;

dlls/gdiplus/tests/graphics.c

@@ -3865,10 +3865,8 @@ todo_wine
     set_rect_empty(&bounds);
     status = GdipMeasureString(graphics, string, -1, font, &rect, format, &bounds, &glyphs, &lines);
     expect(Ok, status);
-todo_wine
     expect(2, glyphs);
     expect(1, lines);
-todo_wine
     expectf_(width_2, bounds.Width, 0.01);
     expectf(height, bounds.Height);
 
@@ -3878,10 +3876,8 @@ todo_wine
     set_rect_empty(&bounds);
     status = GdipMeasureString(graphics, string, -1, font, &rect, format, &bounds, &glyphs, &lines);
     expect(Ok, status);
-todo_wine
     expect(1, glyphs);
     expect(1, lines);
-todo_wine
     expectf_(width_1, bounds.Width, 0.01);
     expectf(height, bounds.Height);