[merge-m52] Do not SchedulePaint() inside views::Label::OnPaint()

ui/views/controls/label.h

Index: ui/views/controls/label.h
diff --git a/ui/views/controls/label.h b/ui/views/controls/label.h
index 6dd1800584fa9ad6551de2ca048617cc06adea7f..8ede4c04b88b17e9880a5e69330d958e4806140c 100644
--- a/ui/views/controls/label.h
+++ b/ui/views/controls/label.h
@@ -176,8 +176,12 @@ class VIEWS_EXPORT Label : public View {
   // Get the text size for the current layout.
   gfx::Size GetTextSize() const;
 
+  // Updates |actual_{enabled,disabled}_color_| from requested colors.
   void RecalculateColors();
 
+  // Applies |actual_{enabled,disabled}_color_| to |lines_|.
+  void ApplyTextColors();
+
   // Updates any colors that have not been explicitly set from the theme.
   void UpdateColorsFromTheme(const ui::NativeTheme* theme);