Remove parts of //cc we aren't using

cc/layers/delegated_frame_provider_unittest.cc

Index: cc/layers/delegated_frame_provider_unittest.cc
diff --git a/cc/layers/delegated_frame_provider_unittest.cc b/cc/layers/delegated_frame_provider_unittest.cc
deleted file mode 100644
index fe8117e797a452d3bd30224434633f4101964d02..0000000000000000000000000000000000000000
--- a/cc/layers/delegated_frame_provider_unittest.cc
+++ /dev/null
@@ -1,398 +0,0 @@
-// 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 "cc/layers/delegated_frame_provider.h"
-#include "cc/layers/delegated_frame_resource_collection.h"
-#include "cc/layers/delegated_renderer_layer.h"
-#include "cc/output/delegated_frame_data.h"
-#include "cc/quads/texture_draw_quad.h"
-#include "cc/resources/returned_resource.h"
-#include "cc/resources/transferable_resource.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-namespace cc {
-namespace {
-
-class DelegatedFrameProviderTest
-    : public testing::Test,
-      public DelegatedFrameResourceCollectionClient {
- protected:
-  DelegatedFrameProviderTest() : resources_available_(false) {}
-
-  scoped_ptr<DelegatedFrameData> CreateFrameData(
-          const gfx::Rect& root_output_rect,
-          const gfx::Rect& root_damage_rect) {
-    scoped_ptr<DelegatedFrameData> frame(new DelegatedFrameData);
-
-    scoped_ptr<RenderPass> root_pass(RenderPass::Create());
-    root_pass->SetNew(RenderPassId(1, 1),
-                      root_output_rect,
-                      root_damage_rect,
-                      gfx::Transform());
-    frame->render_pass_list.push_back(root_pass.Pass());
-    return frame.Pass();
-  }
-
-  void AddTransferableResource(DelegatedFrameData* frame,
-                               ResourceProvider::ResourceId resource_id) {
-    TransferableResource resource;
-    resource.id = resource_id;
-    resource.mailbox_holder.texture_target = GL_TEXTURE_2D;
-    frame->resource_list.push_back(resource);
-  }
-
-  void AddTextureQuad(DelegatedFrameData* frame,
-                      ResourceProvider::ResourceId resource_id) {
-    SharedQuadState* sqs =
-        frame->render_pass_list[0]->CreateAndAppendSharedQuadState();
-    TextureDrawQuad* quad =
-        frame->render_pass_list[0]->CreateAndAppendDrawQuad<TextureDrawQuad>();
-    float vertex_opacity[4] = {1.f, 1.f, 1.f, 1.f};
-    quad->SetNew(sqs,
-                 gfx::Rect(0, 0, 10, 10),
-                 gfx::Rect(0, 0, 10, 10),
-                 gfx::Rect(0, 0, 10, 10),
-                 resource_id,
-                 false,
-                 gfx::PointF(0.f, 0.f),
-                 gfx::PointF(1.f, 1.f),
-                 SK_ColorTRANSPARENT,
-                 vertex_opacity,
-                 false,
-                 false);
-  }
-
-  void SetUp() override {
-    resource_collection_ = new DelegatedFrameResourceCollection;
-    resource_collection_->SetClient(this);
-  }
-
-  void TearDown() override { resource_collection_->SetClient(nullptr); }
-
-  void UnusedResourcesAreAvailable() override {
-    resources_available_ = true;
-    resource_collection_->TakeUnusedResourcesForChildCompositor(&resources_);
-  }
-
-  bool ReturnAndResetResourcesAvailable() {
-    bool r = resources_available_;
-    resources_available_ = false;
-    return r;
-  }
-
-  void SetFrameProvider(scoped_ptr<DelegatedFrameData> frame_data) {
-    frame_provider_ =
-        new DelegatedFrameProvider(resource_collection_, frame_data.Pass());
-  }
-
-  scoped_refptr<DelegatedFrameResourceCollection> resource_collection_;
-  scoped_refptr<DelegatedFrameProvider> frame_provider_;
-  bool resources_available_;
-  ReturnedResourceArray resources_;
-};
-
-TEST_F(DelegatedFrameProviderTest, SameResources) {
-  scoped_ptr<DelegatedFrameData> frame =
-      CreateFrameData(gfx::Rect(1, 1), gfx::Rect(1, 1));
-  AddTextureQuad(frame.get(), 444);
-  AddTransferableResource(frame.get(), 444);
-  SetFrameProvider(frame.Pass());
-
-  frame = CreateFrameData(gfx::Rect(1, 1), gfx::Rect(1, 1));
-  AddTextureQuad(frame.get(), 444);
-  AddTransferableResource(frame.get(), 444);
-  SetFrameProvider(frame.Pass());
-
-  EXPECT_FALSE(ReturnAndResetResourcesAvailable());
-  EXPECT_EQ(0u, resources_.size());
-
-  frame_provider_ = nullptr;
-
-  EXPECT_TRUE(ReturnAndResetResourcesAvailable());
-  EXPECT_EQ(1u, resources_.size());
-  EXPECT_EQ(444u, resources_[0].id);
-}
-
-TEST_F(DelegatedFrameProviderTest, ReplaceResources) {
-  scoped_ptr<DelegatedFrameData> frame =
-      CreateFrameData(gfx::Rect(1, 1), gfx::Rect(1, 1));
-  AddTextureQuad(frame.get(), 444);
-  AddTransferableResource(frame.get(), 444);
-  SetFrameProvider(frame.Pass());
-
-  EXPECT_FALSE(ReturnAndResetResourcesAvailable());
-
-  frame = CreateFrameData(gfx::Rect(1, 1), gfx::Rect(1, 1));
-  AddTextureQuad(frame.get(), 555);
-  AddTransferableResource(frame.get(), 555);
-  SetFrameProvider(frame.Pass());
-
-  EXPECT_TRUE(ReturnAndResetResourcesAvailable());
-  EXPECT_EQ(1u, resources_.size());
-  EXPECT_EQ(444u, resources_[0].id);
-  resources_.clear();
-
-  frame_provider_ = nullptr;
-
-  EXPECT_TRUE(ReturnAndResetResourcesAvailable());
-  EXPECT_EQ(1u, resources_.size());
-  EXPECT_EQ(555u, resources_[0].id);
-}
-
-TEST_F(DelegatedFrameProviderTest, RefResources) {
-  scoped_ptr<DelegatedFrameData> frame =
-      CreateFrameData(gfx::Rect(5, 5), gfx::Rect(2, 2));
-  AddTextureQuad(frame.get(), 444);
-  AddTransferableResource(frame.get(), 444);
-
-  TransferableResourceArray reffed = frame->resource_list;
-  ReturnedResourceArray returned;
-  TransferableResource::ReturnResources(reffed, &returned);
-
-  SetFrameProvider(frame.Pass());
-
-  scoped_refptr<DelegatedRendererLayer> observer1 =
-      DelegatedRendererLayer::Create(frame_provider_);
-  scoped_refptr<DelegatedRendererLayer> observer2 =
-      DelegatedRendererLayer::Create(frame_provider_);
-
-  gfx::RectF damage;
-
-  // Both observers get a full frame of damage on the first request.
-  frame_provider_->GetFrameDataAndRefResources(observer1.get(), &damage);
-  EXPECT_EQ(gfx::RectF(5.f, 5.f).ToString(), damage.ToString());
-  frame_provider_->GetFrameDataAndRefResources(observer2.get(), &damage);
-  EXPECT_EQ(gfx::RectF(5.f, 5.f).ToString(), damage.ToString());
-
-  // And both get no damage on the 2nd request. This adds a second ref to the
-  // resources.
-  frame_provider_->GetFrameDataAndRefResources(observer1.get(), &damage);
-  EXPECT_EQ(gfx::RectF().ToString(), damage.ToString());
-  frame_provider_->GetFrameDataAndRefResources(observer2.get(), &damage);
-  EXPECT_EQ(gfx::RectF().ToString(), damage.ToString());
-
-  EXPECT_FALSE(ReturnAndResetResourcesAvailable());
-
-  frame = CreateFrameData(gfx::Rect(5, 5), gfx::Rect(2, 2));
-  AddTextureQuad(frame.get(), 555);
-  AddTransferableResource(frame.get(), 555);
-  frame_provider_->SetFrameData(frame.Pass());
-
-  // The resources from the first frame are still reffed by the observers.
-  EXPECT_FALSE(ReturnAndResetResourcesAvailable());
-
-  // There are 4 refs taken.
-  frame_provider_->UnrefResourcesOnMainThread(returned);
-  EXPECT_FALSE(ReturnAndResetResourcesAvailable());
-  frame_provider_->UnrefResourcesOnMainThread(returned);
-  EXPECT_FALSE(ReturnAndResetResourcesAvailable());
-  frame_provider_->UnrefResourcesOnMainThread(returned);
-  EXPECT_FALSE(ReturnAndResetResourcesAvailable());
-
-  // The 4th unref will release them.
-  frame_provider_->UnrefResourcesOnMainThread(returned);
-
-  EXPECT_TRUE(ReturnAndResetResourcesAvailable());
-  EXPECT_EQ(1u, resources_.size());
-  EXPECT_EQ(444u, resources_[0].id);
-}
-
-TEST_F(DelegatedFrameProviderTest, RefResourcesInFrameProvider) {
-  scoped_ptr<DelegatedFrameData> frame =
-      CreateFrameData(gfx::Rect(5, 5), gfx::Rect(2, 2));
-  AddTextureQuad(frame.get(), 444);
-  AddTransferableResource(frame.get(), 444);
-
-  TransferableResourceArray reffed = frame->resource_list;
-  ReturnedResourceArray returned;
-  TransferableResource::ReturnResources(reffed, &returned);
-
-  SetFrameProvider(frame.Pass());
-
-  scoped_refptr<DelegatedRendererLayer> observer1 =
-      DelegatedRendererLayer::Create(frame_provider_);
-  scoped_refptr<DelegatedRendererLayer> observer2 =
-      DelegatedRendererLayer::Create(frame_provider_);
-
-  gfx::RectF damage;
-
-  // Take a ref on each observer.
-  frame_provider_->GetFrameDataAndRefResources(observer1.get(), &damage);
-  frame_provider_->GetFrameDataAndRefResources(observer2.get(), &damage);
-
-  EXPECT_FALSE(ReturnAndResetResourcesAvailable());
-
-  // Release both refs. But there's still a ref held in the frame
-  // provider itself.
-  frame_provider_->UnrefResourcesOnMainThread(returned);
-  frame_provider_->UnrefResourcesOnMainThread(returned);
-  EXPECT_FALSE(ReturnAndResetResourcesAvailable());
-
-  // Setting a new frame will release it.
-  frame = CreateFrameData(gfx::Rect(5, 5), gfx::Rect(2, 2));
-  AddTextureQuad(frame.get(), 555);
-  AddTransferableResource(frame.get(), 555);
-  frame_provider_->SetFrameData(frame.Pass());
-
-  EXPECT_TRUE(ReturnAndResetResourcesAvailable());
-  EXPECT_EQ(1u, resources_.size());
-  EXPECT_EQ(444u, resources_[0].id);
-}
-
-TEST_F(DelegatedFrameProviderTest, RefResourcesInFrameProviderUntilDestroy) {
-  scoped_ptr<DelegatedFrameData> frame =
-      CreateFrameData(gfx::Rect(5, 5), gfx::Rect(2, 2));
-  AddTextureQuad(frame.get(), 444);
-  AddTransferableResource(frame.get(), 444);
-
-  TransferableResourceArray reffed = frame->resource_list;
-  ReturnedResourceArray returned;
-  TransferableResource::ReturnResources(reffed, &returned);
-
-  SetFrameProvider(frame.Pass());
-
-  scoped_refptr<DelegatedRendererLayer> observer1 =
-      DelegatedRendererLayer::Create(frame_provider_);
-  scoped_refptr<DelegatedRendererLayer> observer2 =
-      DelegatedRendererLayer::Create(frame_provider_);
-
-  gfx::RectF damage;
-
-  // Take a ref on each observer.
-  frame_provider_->GetFrameDataAndRefResources(observer1.get(), &damage);
-  frame_provider_->GetFrameDataAndRefResources(observer2.get(), &damage);
-
-  EXPECT_FALSE(ReturnAndResetResourcesAvailable());
-
-  // Release both refs. But there's still a ref held in the frame
-  // provider itself.
-  frame_provider_->UnrefResourcesOnMainThread(returned);
-  frame_provider_->UnrefResourcesOnMainThread(returned);
-  EXPECT_FALSE(ReturnAndResetResourcesAvailable());
-
-  // Releasing all references to the frame provider will release
-  // the frame.
-  observer1 = nullptr;
-  observer2 = nullptr;
-  EXPECT_FALSE(ReturnAndResetResourcesAvailable());
-
-  frame_provider_ = nullptr;
-
-  EXPECT_TRUE(ReturnAndResetResourcesAvailable());
-  EXPECT_EQ(1u, resources_.size());
-  EXPECT_EQ(444u, resources_[0].id);
-}
-
-TEST_F(DelegatedFrameProviderTest, Damage) {
-  scoped_ptr<DelegatedFrameData> frame =
-      CreateFrameData(gfx::Rect(5, 5), gfx::Rect(2, 2));
-  AddTextureQuad(frame.get(), 444);
-  AddTransferableResource(frame.get(), 444);
-
-  TransferableResourceArray reffed = frame->resource_list;
-  ReturnedResourceArray returned;
-  TransferableResource::ReturnResources(reffed, &returned);
-
-  SetFrameProvider(frame.Pass());
-
-  scoped_refptr<DelegatedRendererLayer> observer1 =
-      DelegatedRendererLayer::Create(frame_provider_);
-  scoped_refptr<DelegatedRendererLayer> observer2 =
-      DelegatedRendererLayer::Create(frame_provider_);
-
-  gfx::RectF damage;
-
-  // Both observers get a full frame of damage on the first request.
-  frame_provider_->GetFrameDataAndRefResources(observer1.get(), &damage);
-  EXPECT_EQ(gfx::RectF(5.f, 5.f).ToString(), damage.ToString());
-  frame_provider_->GetFrameDataAndRefResources(observer2.get(), &damage);
-  EXPECT_EQ(gfx::RectF(5.f, 5.f).ToString(), damage.ToString());
-
-  // And both get no damage on the 2nd request.
-  frame_provider_->GetFrameDataAndRefResources(observer1.get(), &damage);
-  EXPECT_EQ(gfx::RectF().ToString(), damage.ToString());
-  frame_provider_->GetFrameDataAndRefResources(observer2.get(), &damage);
-  EXPECT_EQ(gfx::RectF().ToString(), damage.ToString());
-
-  frame = CreateFrameData(gfx::Rect(5, 5), gfx::Rect(2, 2));
-  AddTextureQuad(frame.get(), 555);
-  AddTransferableResource(frame.get(), 555);
-  frame_provider_->SetFrameData(frame.Pass());
-
-  // Both observers get the damage for the new frame.
-  frame_provider_->GetFrameDataAndRefResources(observer1.get(), &damage);
-  EXPECT_EQ(gfx::RectF(2.f, 2.f).ToString(), damage.ToString());
-  frame_provider_->GetFrameDataAndRefResources(observer2.get(), &damage);
-  EXPECT_EQ(gfx::RectF(2.f, 2.f).ToString(), damage.ToString());
-
-  // And both get no damage on the 2nd request.
-  frame_provider_->GetFrameDataAndRefResources(observer1.get(), &damage);
-  EXPECT_EQ(gfx::RectF().ToString(), damage.ToString());
-  frame_provider_->GetFrameDataAndRefResources(observer2.get(), &damage);
-  EXPECT_EQ(gfx::RectF().ToString(), damage.ToString());
-}
-
-TEST_F(DelegatedFrameProviderTest, LostNothing) {
-  scoped_ptr<DelegatedFrameData> frame =
-      CreateFrameData(gfx::Rect(5, 5), gfx::Rect(5, 5));
-
-  TransferableResourceArray reffed = frame->resource_list;
-
-  SetFrameProvider(frame.Pass());
-
-  // There is nothing to lose.
-  EXPECT_FALSE(ReturnAndResetResourcesAvailable());
-  EXPECT_FALSE(resource_collection_->LoseAllResources());
-  EXPECT_FALSE(ReturnAndResetResourcesAvailable());
-  EXPECT_EQ(0u, resources_.size());
-}
-
-TEST_F(DelegatedFrameProviderTest, LostSomething) {
-  scoped_ptr<DelegatedFrameData> frame =
-      CreateFrameData(gfx::Rect(5, 5), gfx::Rect(5, 5));
-  AddTextureQuad(frame.get(), 444);
-  AddTransferableResource(frame.get(), 444);
-
-  SetFrameProvider(frame.Pass());
-
-  // Add a second reference on the resource.
-  frame = CreateFrameData(gfx::Rect(5, 5), gfx::Rect(5, 5));
-  AddTextureQuad(frame.get(), 444);
-  AddTransferableResource(frame.get(), 444);
-
-  SetFrameProvider(frame.Pass());
-
-  // There is something to lose.
-  EXPECT_FALSE(ReturnAndResetResourcesAvailable());
-  EXPECT_TRUE(resource_collection_->LoseAllResources());
-  EXPECT_TRUE(ReturnAndResetResourcesAvailable());
-
-  EXPECT_EQ(1u, resources_.size());
-  EXPECT_EQ(444u, resources_[0].id);
-  EXPECT_EQ(2, resources_[0].count);
-}
-
-TEST_F(DelegatedFrameProviderTest, NothingReturnedAfterLoss) {
-  scoped_ptr<DelegatedFrameData> frame =
-      CreateFrameData(gfx::Rect(1, 1), gfx::Rect(1, 1));
-  AddTextureQuad(frame.get(), 444);
-  AddTransferableResource(frame.get(), 444);
-  SetFrameProvider(frame.Pass());
-
-  EXPECT_FALSE(ReturnAndResetResourcesAvailable());
-
-  // Lose all the resources.
-  EXPECT_TRUE(resource_collection_->LoseAllResources());
-  EXPECT_TRUE(ReturnAndResetResourcesAvailable());
-  resources_.clear();
-
-  frame_provider_ = nullptr;
-
-  // Nothing is returned twice.
-  EXPECT_FALSE(ReturnAndResetResourcesAvailable());
-  EXPECT_EQ(0u, resources_.size());
-}
-
-}  // namespace
-}  // namespace cc