cc: Move SkShader construction to a single spot in PaintShader

content/browser/web_contents/aura/shadow_layer_delegate.cc

 // Copyright (c) 2013 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 "content/browser/web_contents/aura/shadow_layer_delegate.h"
 
 #include "base/macros.h"
 #include "cc/paint/paint_shader.h"
 #include "third_party/skia/include/effects/SkGradientShader.h"
 #include "ui/aura/window.h"
@@ skipping 27 matching lines @@
 void ShadowLayerDelegate::OnPaintLayer(const ui::PaintContext& context) {
   SkPoint points[2];
   const SkColor kShadowColors[2] = { kShadowLightColor, kShadowDarkColor };
 
   points[0].iset(0, 0);
   points[1].iset(kShadowThick, 0);
 
   gfx::Rect paint_rect = gfx::Rect(0, 0, kShadowThick,
                                    layer_->bounds().height());
   cc::PaintFlags flags;
-  flags.setShader(cc::WrapSkShader(SkGradientShader::MakeLinear(
-      points, kShadowColors, NULL, arraysize(points),
-      SkShader::kRepeat_TileMode)));
+  flags.setShader(cc::PaintShader::MakeLinearGradient(
+      points, kShadowColors, nullptr, arraysize(points),
+      SkShader::kRepeat_TileMode));
   ui::PaintRecorder recorder(context, layer_->size());
   recorder.canvas()->DrawRect(paint_rect, flags);
 }
 
 void ShadowLayerDelegate::OnDelegatedFrameDamage(
     const gfx::Rect& damage_rect_in_dip) {
 }
 
 void ShadowLayerDelegate::OnDeviceScaleFactorChanged(float scale_factor) {
 }
 
 }  // namespace content