Remove views::Label::SetDisabledColor(). Replace with typography colors.

ash/system/toast/toast_overlay.cc

Index: ash/system/toast/toast_overlay.cc
diff --git a/ash/system/toast/toast_overlay.cc b/ash/system/toast/toast_overlay.cc
index a653304d3b767555958c6a012df4fe9a1bce6879..202558e01b19942d4372f82e0c4cfd571fcd1f67 100644
--- a/ash/system/toast/toast_overlay.cc
+++ b/ash/system/toast/toast_overlay.cc
@@ -53,8 +53,6 @@ gfx::Rect GetUserWorkAreaBounds() {
       ->GetUserWorkAreaBounds();
 }
 
-}  // anonymous namespace
-
 ///////////////////////////////////////////////////////////////////////////////
 //  ToastOverlayLabel
 class ToastOverlayLabel : public views::Label {
@@ -72,7 +70,6 @@ ToastOverlayLabel::ToastOverlayLabel(const base::string16& label)
   SetAutoColorReadabilityEnabled(false);
   SetMultiLine(true);
   SetEnabledColor(SK_ColorWHITE);
-  SetDisabledColor(SK_ColorWHITE);
   SetSubpixelRenderingEnabled(false);
 
   int verticalSpacing =
@@ -83,6 +80,8 @@ ToastOverlayLabel::ToastOverlayLabel(const base::string16& label)
 
 ToastOverlayLabel::~ToastOverlayLabel() {}
 
+}  // namespace
+
 ///////////////////////////////////////////////////////////////////////////////
 //  ToastOverlayButton
 class ToastOverlayButton : public views::LabelButton {