ApplyTextColors when setting subpixel rendering on label

Change-Id: Icf8641dc2aed3f8111ef417f078867e832da24ab
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2316409
Commit-Queue: Peter Kasting <pkasting@chromium.org>
Reviewed-by: Peter Kasting <pkasting@chromium.org>
Auto-Submit: John Pham <johnp@microsoft.com>
Cr-Commit-Position: refs/heads/master@{#791379}

ui/views/controls/label.cc

@@ -210,6 +210,7 @@ void Label::SetSubpixelRenderingEnabled(bool subpixel_rendering_enabled) {
   if (subpixel_rendering_enabled_ == subpixel_rendering_enabled)
     return;
   subpixel_rendering_enabled_ = subpixel_rendering_enabled;
+  ApplyTextColors();
   OnPropertyChanged(&subpixel_rendering_enabled_, kPropertyEffectsPaint);
 }