cc: Remove DelegatingRenderer.

cc/output/delegating_renderer_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 "cc/output/delegating_renderer.h"
-
-#include <stdint.h>
-
-#include "cc/test/fake_output_surface.h"
-#include "cc/test/layer_tree_test.h"
-#include "cc/test/render_pass_test_utils.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-namespace cc {
-
-class DelegatingRendererTest : public LayerTreeTest {};
-
-class DelegatingRendererTestDraw : public DelegatingRendererTest {
- public:
-  void BeginTest() override {
-    layer_tree()->SetPageScaleFactorAndLimits(1.f, 0.5f, 4.f);
-    PostSetNeedsCommitToMainThread();
-  }
-
-  void AfterTest() override {}
-
-  DrawResult PrepareToDrawOnThread(LayerTreeHostImpl* host_impl,
-                                   LayerTreeHostImpl::FrameData* frame_data,
-                                   DrawResult draw_result) override {
-    EXPECT_EQ(DRAW_SUCCESS, draw_result);
-    EXPECT_EQ(0, num_swaps_);
-    drawn_viewport_ = host_impl->DeviceViewport();
-    return draw_result;
-  }
-
-  void DisplayReceivedCompositorFrameOnThread(
-      const CompositorFrame& frame) override {
-    EXPECT_EQ(1, ++num_swaps_);
-
-    DelegatedFrameData* last_frame_data = frame.delegated_frame_data.get();
-    ASSERT_TRUE(frame.delegated_frame_data);
-    EXPECT_FALSE(frame.gl_frame_data);
-    EXPECT_EQ(drawn_viewport_,
-              last_frame_data->render_pass_list.back()->output_rect);
-    EXPECT_EQ(0.5f, frame.metadata.min_page_scale_factor);
-    EXPECT_EQ(4.f, frame.metadata.max_page_scale_factor);
-
-    EXPECT_EQ(0u, frame.delegated_frame_data->resource_list.size());
-    EXPECT_EQ(1u, frame.delegated_frame_data->render_pass_list.size());
-
-    EndTest();
-  }
-
-  int num_swaps_ = 0;
-  gfx::Rect drawn_viewport_;
-};
-
-SINGLE_AND_MULTI_THREAD_TEST_F(DelegatingRendererTestDraw);
-
-class DelegatingRendererTestResources : public DelegatingRendererTest {
- public:
-  void BeginTest() override { PostSetNeedsCommitToMainThread(); }
-
-  void AfterTest() override {}
-
-  DrawResult PrepareToDrawOnThread(LayerTreeHostImpl* host_impl,
-                                   LayerTreeHostImpl::FrameData* frame,
-                                   DrawResult draw_result) override {
-    frame->render_passes.clear();
-
-    RenderPass* child_pass =
-        AddRenderPass(&frame->render_passes, RenderPassId(2, 1),
-                      gfx::Rect(3, 3, 10, 10), gfx::Transform());
-    gpu::SyncToken mailbox_sync_token;
-    AddOneOfEveryQuadType(child_pass, host_impl->resource_provider(),
-                          RenderPassId(0, 0), &mailbox_sync_token);
-
-    RenderPass* pass = AddRenderPass(&frame->render_passes, RenderPassId(1, 1),
-                                     gfx::Rect(3, 3, 10, 10), gfx::Transform());
-    AddOneOfEveryQuadType(pass, host_impl->resource_provider(), child_pass->id,
-                          &mailbox_sync_token);
-    return draw_result;
-  }
-
-  void DisplayReceivedCompositorFrameOnThread(
-      const CompositorFrame& frame) override {
-    ASSERT_TRUE(frame.delegated_frame_data);
-
-    EXPECT_EQ(2u, frame.delegated_frame_data->render_pass_list.size());
-    // Each render pass has 10 resources in it. And the root render pass has a
-    // mask resource used when drawing the child render pass, as well as its
-    // replica (it's added twice). The number 10 may change if
-    // AppendOneOfEveryQuadType() is updated, and the value here should be
-    // updated accordingly.
-    EXPECT_EQ(22u, frame.delegated_frame_data->resource_list.size());
-
-    EndTest();
-  }
-};
-
-SINGLE_AND_MULTI_THREAD_TEST_F(DelegatingRendererTestResources);
-
-}  // namespace cc