Revert of cc: Remove tile and scale specific code from raster source

cc/resources/picture_pile_unittest.cc

 // Copyright 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 <map>
 #include <utility>
 
 #include "cc/resources/picture_pile.h"
 #include "cc/test/fake_content_layer_client.h"
 #include "cc/test/fake_picture_pile.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "ui/gfx/geometry/rect_conversions.h"
 #include "ui/gfx/geometry/size_conversions.h"
 
 namespace cc {
 namespace {
 
 class PicturePileTestBase {
  public:
-  PicturePileTestBase()
-      : min_scale_(0.125),
-        pile_(min_scale_, gfx::Size(1000, 1000)),
-        frame_number_(0) {}
+  PicturePileTestBase() : min_scale_(0.125), frame_number_(0) {}
 
   void InitializeData() {
     pile_.SetTileGridSize(gfx::Size(1000, 1000));
     pile_.SetMinContentsScale(min_scale_);
     client_ = FakeContentLayerClient();
     SetTilingSize(pile_.tiling().max_texture_size());
   }
 
   void SetTilingSize(const gfx::Size& tiling_size) {
     Region invalidation;
@@ skipping 14 matching lines @@
   }
 
   bool UpdateWholePile() {
     Region invalidation = tiling_rect();
     bool result = UpdateAndExpandInvalidation(&invalidation, tiling_size(),
                                               tiling_rect());
     EXPECT_EQ(tiling_rect().ToString(), invalidation.ToString());
     return result;
   }
 
-  float min_scale_;
   FakeContentLayerClient client_;
   FakePicturePile pile_;
+  float min_scale_;
   int frame_number_;
 };
 
 class PicturePileTest : public PicturePileTestBase, public testing::Test {
  public:
   void SetUp() override { InitializeData(); }
 };
 
 TEST_F(PicturePileTest, InvalidationOnTileBorderOutsideInterestRect) {
   // Don't expand the interest rect past what we invalidate.
@@ skipping 1467 matching lines @@
   EXPECT_TRUE(pile_.HasRecordings());
   pile_.SetEmptyBounds();
   EXPECT_FALSE(pile_.is_solid_color());
   EXPECT_TRUE(pile_.GetSize().IsEmpty());
   EXPECT_TRUE(pile_.picture_map().empty());
   EXPECT_FALSE(pile_.HasRecordings());
 }
 
 }  // namespace
 }  // namespace cc