Rename paint data structures

cc/paint/paint_shader.h

+// Copyright 2017 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.
+
+#ifndef CC_PAINT_PAINT_SHADER_H_
+#define CC_PAINT_PAINT_SHADER_H_
+
+#include "cc/paint/paint_record.h"
+#include "third_party/skia/include/core/SkImage.h"
+#include "third_party/skia/include/core/SkShader.h"
+
+namespace cc {
+using PaintShader = SkShader;
+
+inline sk_sp<PaintShader> WrapSkShader(sk_sp<SkShader> shader) {
+  return shader;
+}
+
+inline sk_sp<PaintShader> MakePaintShaderImage(const SkImage* image,
+                                               SkShader::TileMode tx,
+                                               SkShader::TileMode ty,
+                                               const SkMatrix* local_matrix) {
+  return image->makeShader(tx, ty, local_matrix);
+}
+
+inline sk_sp<PaintShader> MakePaintShaderImage(const sk_sp<SkImage> image,
+                                               SkShader::TileMode tx,
+                                               SkShader::TileMode ty,
+                                               const SkMatrix* local_matrix) {
+  return image->makeShader(tx, ty, local_matrix);
+}
+
+inline sk_sp<PaintShader> MakePaintShaderRecord(sk_sp<PaintRecord> record,
+                                                SkShader::TileMode tx,
+                                                SkShader::TileMode ty,
+                                                const SkMatrix* local_matrix,
+                                                const SkRect* tile) {
+  return SkShader::MakePictureShader(record, tx, ty, local_matrix, tile);
+}
+
+}  // namespace cc
+
+#endif  // CC_PAINT_PAINT_SHADER_H_