Remove parts of //cc we aren't using

cc/layers/layer_iterator_unittest.cc

Index: cc/layers/layer_iterator_unittest.cc
diff --git a/cc/layers/layer_iterator_unittest.cc b/cc/layers/layer_iterator_unittest.cc
deleted file mode 100644
index cdc14732b8ffb94f892fa514e8aeb10bdadbf701..0000000000000000000000000000000000000000
--- a/cc/layers/layer_iterator_unittest.cc
+++ /dev/null
@@ -1,219 +0,0 @@
-// Copyright 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 "cc/layers/layer_iterator.h"
-
-#include <vector>
-
-#include "cc/layers/layer.h"
-#include "cc/test/fake_layer_tree_host.h"
-#include "cc/trees/layer_tree_host_common.h"
-#include "testing/gmock/include/gmock/gmock.h"
-#include "testing/gtest/include/gtest/gtest.h"
-#include "ui/gfx/transform.h"
-
-using ::testing::Mock;
-using ::testing::_;
-using ::testing::AtLeast;
-using ::testing::AnyNumber;
-
-namespace cc {
-namespace {
-
-class TestLayer : public Layer {
- public:
-  static scoped_refptr<TestLayer> Create() {
-    return make_scoped_refptr(new TestLayer());
-  }
-
-  int count_representing_target_surface_;
-  int count_representing_contributing_surface_;
-  int count_representing_itself_;
-
-  bool DrawsContent() const override { return draws_content_; }
-  void set_draws_content(bool draws_content) { draws_content_ = draws_content; }
-
- private:
-  TestLayer() : Layer(), draws_content_(true) {
-    SetBounds(gfx::Size(100, 100));
-    SetPosition(gfx::Point());
-  }
-  ~TestLayer() override {}
-
-  bool draws_content_;
-};
-
-#define EXPECT_COUNT(layer, target, contrib, itself)                           \
-  EXPECT_EQ(target, layer->count_representing_target_surface_);                \
-  EXPECT_EQ(contrib, layer->count_representing_contributing_surface_);         \
-  EXPECT_EQ(itself, layer->count_representing_itself_);
-
-typedef LayerIterator<Layer> FrontToBack;
-
-void ResetCounts(RenderSurfaceLayerList* render_surface_layer_list) {
-  for (unsigned surface_index = 0;
-       surface_index < render_surface_layer_list->size();
-       ++surface_index) {
-    TestLayer* render_surface_layer = static_cast<TestLayer*>(
-        render_surface_layer_list->at(surface_index));
-    RenderSurface* render_surface = render_surface_layer->render_surface();
-
-    render_surface_layer->count_representing_target_surface_ = -1;
-    render_surface_layer->count_representing_contributing_surface_ = -1;
-    render_surface_layer->count_representing_itself_ = -1;
-
-    for (unsigned layer_index = 0;
-         layer_index < render_surface->layer_list().size();
-         ++layer_index) {
-      TestLayer* layer = static_cast<TestLayer*>(
-          render_surface->layer_list().at(layer_index).get());
-
-      layer->count_representing_target_surface_ = -1;
-      layer->count_representing_contributing_surface_ = -1;
-      layer->count_representing_itself_ = -1;
-    }
-  }
-}
-
-void IterateFrontToBack(
-    RenderSurfaceLayerList* render_surface_layer_list) {
-  ResetCounts(render_surface_layer_list);
-  int count = 0;
-  for (FrontToBack it = FrontToBack::Begin(render_surface_layer_list);
-       it != FrontToBack::End(render_surface_layer_list);
-       ++it, ++count) {
-    TestLayer* layer = static_cast<TestLayer*>(*it);
-    if (it.represents_target_render_surface())
-      layer->count_representing_target_surface_ = count;
-    if (it.represents_contributing_render_surface())
-      layer->count_representing_contributing_surface_ = count;
-    if (it.represents_itself())
-      layer->count_representing_itself_ = count;
-  }
-}
-
-TEST(LayerIteratorTest, EmptyTree) {
-  RenderSurfaceLayerList render_surface_layer_list;
-
-  IterateFrontToBack(&render_surface_layer_list);
-}
-
-TEST(LayerIteratorTest, SimpleTree) {
-  scoped_refptr<TestLayer> root_layer = TestLayer::Create();
-  scoped_refptr<TestLayer> first = TestLayer::Create();
-  scoped_refptr<TestLayer> second = TestLayer::Create();
-  scoped_refptr<TestLayer> third = TestLayer::Create();
-  scoped_refptr<TestLayer> fourth = TestLayer::Create();
-
-  root_layer->AddChild(first);
-  root_layer->AddChild(second);
-  root_layer->AddChild(third);
-  root_layer->AddChild(fourth);
-
-  FakeLayerTreeHostClient client(FakeLayerTreeHostClient::DIRECT_3D);
-  scoped_ptr<FakeLayerTreeHost> host = FakeLayerTreeHost::Create(&client);
-  host->SetRootLayer(root_layer);
-
-  RenderSurfaceLayerList render_surface_layer_list;
-  LayerTreeHostCommon::CalcDrawPropsMainInputsForTesting inputs(
-      root_layer.get(), root_layer->bounds(), &render_surface_layer_list);
-  LayerTreeHostCommon::CalculateDrawProperties(&inputs);
-
-  IterateFrontToBack(&render_surface_layer_list);
-  EXPECT_COUNT(root_layer, 5, -1, 4);
-  EXPECT_COUNT(first, -1, -1, 3);
-  EXPECT_COUNT(second, -1, -1, 2);
-  EXPECT_COUNT(third, -1, -1, 1);
-  EXPECT_COUNT(fourth, -1, -1, 0);
-}
-
-TEST(LayerIteratorTest, ComplexTree) {
-  scoped_refptr<TestLayer> root_layer = TestLayer::Create();
-  scoped_refptr<TestLayer> root1 = TestLayer::Create();
-  scoped_refptr<TestLayer> root2 = TestLayer::Create();
-  scoped_refptr<TestLayer> root3 = TestLayer::Create();
-  scoped_refptr<TestLayer> root21 = TestLayer::Create();
-  scoped_refptr<TestLayer> root22 = TestLayer::Create();
-  scoped_refptr<TestLayer> root23 = TestLayer::Create();
-  scoped_refptr<TestLayer> root221 = TestLayer::Create();
-  scoped_refptr<TestLayer> root231 = TestLayer::Create();
-
-  root_layer->AddChild(root1);
-  root_layer->AddChild(root2);
-  root_layer->AddChild(root3);
-  root2->AddChild(root21);
-  root2->AddChild(root22);
-  root2->AddChild(root23);
-  root22->AddChild(root221);
-  root23->AddChild(root231);
-
-  FakeLayerTreeHostClient client(FakeLayerTreeHostClient::DIRECT_3D);
-  scoped_ptr<FakeLayerTreeHost> host = FakeLayerTreeHost::Create(&client);
-  host->SetRootLayer(root_layer);
-
-  RenderSurfaceLayerList render_surface_layer_list;
-  LayerTreeHostCommon::CalcDrawPropsMainInputsForTesting inputs(
-      root_layer.get(), root_layer->bounds(), &render_surface_layer_list);
-  LayerTreeHostCommon::CalculateDrawProperties(&inputs);
-
-  IterateFrontToBack(&render_surface_layer_list);
-  EXPECT_COUNT(root_layer, 9, -1, 8);
-  EXPECT_COUNT(root1, -1, -1, 7);
-  EXPECT_COUNT(root2, -1, -1, 6);
-  EXPECT_COUNT(root21, -1, -1, 5);
-  EXPECT_COUNT(root22, -1, -1, 4);
-  EXPECT_COUNT(root221, -1, -1, 3);
-  EXPECT_COUNT(root23, -1, -1, 2);
-  EXPECT_COUNT(root231, -1, -1, 1);
-  EXPECT_COUNT(root3, -1, -1, 0);
-}
-
-TEST(LayerIteratorTest, ComplexTreeMultiSurface) {
-  scoped_refptr<TestLayer> root_layer = TestLayer::Create();
-  scoped_refptr<TestLayer> root1 = TestLayer::Create();
-  scoped_refptr<TestLayer> root2 = TestLayer::Create();
-  scoped_refptr<TestLayer> root3 = TestLayer::Create();
-  scoped_refptr<TestLayer> root21 = TestLayer::Create();
-  scoped_refptr<TestLayer> root22 = TestLayer::Create();
-  scoped_refptr<TestLayer> root23 = TestLayer::Create();
-  scoped_refptr<TestLayer> root221 = TestLayer::Create();
-  scoped_refptr<TestLayer> root231 = TestLayer::Create();
-
-  root_layer->AddChild(root1);
-  root_layer->AddChild(root2);
-  root_layer->AddChild(root3);
-  root2->set_draws_content(false);
-  root2->SetOpacity(0.5f);
-  root2->SetForceRenderSurface(true);  // Force the layer to own a new surface.
-  root2->AddChild(root21);
-  root2->AddChild(root22);
-  root2->AddChild(root23);
-  root22->SetOpacity(0.5f);
-  root22->AddChild(root221);
-  root23->SetOpacity(0.5f);
-  root23->AddChild(root231);
-
-  FakeLayerTreeHostClient client(FakeLayerTreeHostClient::DIRECT_3D);
-  scoped_ptr<FakeLayerTreeHost> host = FakeLayerTreeHost::Create(&client);
-  host->SetRootLayer(root_layer);
-
-  RenderSurfaceLayerList render_surface_layer_list;
-  LayerTreeHostCommon::CalcDrawPropsMainInputsForTesting inputs(
-      root_layer.get(), root_layer->bounds(), &render_surface_layer_list);
-  LayerTreeHostCommon::CalculateDrawProperties(&inputs);
-
-  IterateFrontToBack(&render_surface_layer_list);
-  EXPECT_COUNT(root_layer, 14, -1, 13);
-  EXPECT_COUNT(root1, -1, -1, 12);
-  EXPECT_COUNT(root2, 10, 11, -1);
-  EXPECT_COUNT(root21, -1, -1, 9);
-  EXPECT_COUNT(root22, 7, 8, 6);
-  EXPECT_COUNT(root221, -1, -1, 5);
-  EXPECT_COUNT(root23, 3, 4, 2);
-  EXPECT_COUNT(root231, -1, -1, 1);
-  EXPECT_COUNT(root3, -1, -1, 0);
-}
-
-}  // namespace
-}  // namespace cc