Remove unused Textfield::SetShadows.

ui/views/controls/textfield/textfield.cc

 // Copyright (c) 2012 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 "ui/views/controls/textfield/textfield.h"
 
 #include <string>
 #include <utility>
 
 #include "base/memory/ptr_util.h"
@@ skipping 393 matching lines @@
   GetRenderText()->set_selection_color(GetSelectionTextColor());
   SchedulePaint();
 }
 
 void Textfield::UseDefaultSelectionTextColor() {
   use_default_selection_text_color_ = true;
   GetRenderText()->set_selection_color(GetSelectionTextColor());
   SchedulePaint();
 }
 
-void Textfield::SetShadows(const gfx::ShadowValues& shadows) {
-  GetRenderText()->set_shadows(shadows);
-  SchedulePaint();
-}
-
 SkColor Textfield::GetSelectionBackgroundColor() const {
   return use_default_selection_background_color_ ?
       GetNativeTheme()->GetSystemColor(
           ui::NativeTheme::kColorId_TextfieldSelectionBackgroundFocused) :
       selection_background_color_;
 }
 
 void Textfield::SetSelectionBackgroundColor(SkColor color) {
   selection_background_color_ = color;
   use_default_selection_background_color_ = false;
@@ skipping 1629 matching lines @@
 }
 
 void Textfield::OnCursorBlinkTimerFired() {
   DCHECK(ShouldBlinkCursor());
   gfx::RenderText* render_text = GetRenderText();
   render_text->set_cursor_visible(!render_text->cursor_visible());
   RepaintCursor();
 }
 
 }  // namespace views