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

ash/system/toast/toast_overlay.cc

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ash/system/toast/toast_overlay.h"
 
 #include "ash/public/cpp/ash_typography.h"
 #include "ash/public/cpp/shell_window_ids.h"
 #include "ash/root_window_controller.h"
 #include "ash/shelf/shelf.h"
@@ skipping 35 matching lines @@
 const int kToastMaximumWidth = 568;
 const int kToastMinimumWidth = 288;
 
 // Returns the work area bounds for the root window where new windows are added
 // (including new toasts).
 gfx::Rect GetUserWorkAreaBounds() {
   return Shelf::ForWindow(Shell::GetRootWindowForNewWindows())
       ->GetUserWorkAreaBounds();
 }
 
-}  // anonymous namespace
-
 ///////////////////////////////////////////////////////////////////////////////
 //  ToastOverlayLabel
 class ToastOverlayLabel : public views::Label {
  public:
   explicit ToastOverlayLabel(const base::string16& label);
   ~ToastOverlayLabel() override;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(ToastOverlayLabel);
 };
 
 ToastOverlayLabel::ToastOverlayLabel(const base::string16& label)
     : Label(label, CONTEXT_TOAST_OVERLAY) {
   SetHorizontalAlignment(gfx::ALIGN_LEFT);
   SetAutoColorReadabilityEnabled(false);
   SetMultiLine(true);
   SetEnabledColor(SK_ColorWHITE);
-  SetDisabledColor(SK_ColorWHITE);
   SetSubpixelRenderingEnabled(false);
 
   int verticalSpacing =
       kToastVerticalSpacing - (GetPreferredSize().height() - GetBaseline());
   SetBorder(views::CreateEmptyBorder(verticalSpacing, kToastHorizontalSpacing,
                                      verticalSpacing, kToastHorizontalSpacing));
 }
 
 ToastOverlayLabel::~ToastOverlayLabel() {}
 
+}  // namespace
+
 ///////////////////////////////////////////////////////////////////////////////
 //  ToastOverlayButton
 class ToastOverlayButton : public views::LabelButton {
  public:
   explicit ToastOverlayButton(views::ButtonListener* listener,
                               const base::string16& label);
   ~ToastOverlayButton() override {}
 
  private:
   friend class ToastOverlay;  // for ToastOverlay::ClickDismissButtonForTesting.
@@ skipping 193 matching lines @@
 ToastOverlayButton* ToastOverlay::dismiss_button_for_testing() {
   return overlay_view_->button();
 }
 
 void ToastOverlay::ClickDismissButtonForTesting(const ui::Event& event) {
   DCHECK(overlay_view_->button());
   overlay_view_->button()->NotifyClick(event);
 }
 
 }  // namespace ash