Update last few users of deprecated CreateShadowDrawLooper and remove

ui/views/controls/button/toggle_button.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 "ui/views/controls/button/toggle_button.h"
 
 #include "cc/paint/paint_flags.h"
 #include "third_party/skia/include/core/SkDrawLooper.h"
 #include "ui/accessibility/ax_node_data.h"
 #include "ui/gfx/canvas.h"
@@ skipping 61 matching lines @@
   void OnPaint(gfx::Canvas* canvas) override {
     const float dsf = canvas->UndoDeviceScaleFactor();
     std::vector<gfx::ShadowValue> shadows;
     gfx::ShadowValue shadow(
         gfx::Vector2d(kShadowOffsetX, kShadowOffsetY), 2 * kShadowBlur,
         SkColorSetA(GetNativeTheme()->GetSystemColor(
                         ui::NativeTheme::kColorId_LabelEnabledColor),
                     0x99));
     shadows.push_back(shadow.Scale(dsf));
     cc::PaintFlags thumb_flags;
-    thumb_flags.setLooper(gfx::CreateShadowDrawLooperCorrectBlur(shadows));
+    thumb_flags.setLooper(gfx::CreateShadowDrawLooper(shadows));
     thumb_flags.setAntiAlias(true);
     const SkColor thumb_on_color = GetNativeTheme()->GetSystemColor(
         ui::NativeTheme::kColorId_ProminentButtonColor);
     const SkColor thumb_off_color = GetNativeTheme()->GetSystemColor(
         ui::NativeTheme::kColorId_DialogBackground);
     const SkAlpha blend = static_cast<SkAlpha>(SK_AlphaOPAQUE * color_ratio_);
     thumb_flags.setColor(
         color_utils::AlphaBlend(thumb_on_color, thumb_off_color, blend));
 
     // We want the circle to have an integer pixel diameter and to be aligned
@@ skipping 179 matching lines @@
     // TODO(varkha, estade): The thumb is using its own view. Investigate if
     // repainting in every animation step to update colors could be avoided.
     UpdateThumb();
     SchedulePaint();
     return;
   }
   CustomButton::AnimationProgressed(animation);
 }
 
 }  // namespace views