cc: Delete the Renderer base class.

cc/output/delegating_renderer.cc

 // 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/output/delegating_renderer.h"
 
 #include <set>
 #include <string>
 #include <vector>
 
 #include "base/memory/ptr_util.h"
 #include "base/trace_event/trace_event.h"
 #include "cc/output/context_provider.h"
 #include "cc/quads/draw_quad.h"
 #include "cc/quads/render_pass.h"
 #include "cc/resources/resource_provider.h"
 #include "gpu/command_buffer/client/context_support.h"
 #include "gpu/command_buffer/client/gles2_interface.h"
 
 
 namespace cc {
 
-DelegatingRenderer::DelegatingRenderer(const RendererSettings* settings,
-                                       OutputSurface* output_surface,
+DelegatingRenderer::DelegatingRenderer(OutputSurface* output_surface,
                                        ResourceProvider* resource_provider)
-    : Renderer(settings),
-      output_surface_(output_surface),
-      resource_provider_(resource_provider) {
+    : output_surface_(output_surface), resource_provider_(resource_provider) {
   DCHECK(resource_provider_);
 
   capabilities_.using_partial_swap = false;
   capabilities_.max_texture_size = resource_provider_->max_texture_size();
   capabilities_.best_texture_format = resource_provider_->best_texture_format();
   capabilities_.allow_partial_texture_updates =
       output_surface->capabilities().can_force_reclaim_resources;
 
   if (!output_surface_->context_provider()) {
     capabilities_.using_shared_memory_resources = true;
@@ skipping 10 matching lines @@
 
     // If MSAA is slow, we want this renderer to behave as though MSAA is not
     // available. Set samples to 0 to achieve this.
     if (caps.msaa_is_slow)
       capabilities_.max_msaa_samples = 0;
     else
       capabilities_.max_msaa_samples = caps.max_samples;
   }
 }
 
-DelegatingRenderer::~DelegatingRenderer() {}
+DelegatingRenderer::~DelegatingRenderer() = default;
 
-const RendererCapabilitiesImpl& DelegatingRenderer::Capabilities() const {
-  return capabilities_;
-}
-
-void DelegatingRenderer::DrawFrame(RenderPassList* render_passes_in_draw_order,
-                                   float device_scale_factor,
-                                   const gfx::ColorSpace& device_color_space,
-                                   const gfx::Rect& device_viewport_rect,
-                                   const gfx::Rect& device_clip_rect) {
+void DelegatingRenderer::DrawFrame(
+    RenderPassList* render_passes_in_draw_order) {
   TRACE_EVENT0("cc", "DelegatingRenderer::DrawFrame");
 
-  DCHECK(!delegated_frame_data_);
-
   delegated_frame_data_ = base::WrapUnique(new DelegatedFrameData);
   DelegatedFrameData& out_data = *delegated_frame_data_;
   // Move the render passes and resources into the |out_frame|.
   out_data.render_pass_list.swap(*render_passes_in_draw_order);
 
   // Collect all resource ids in the render passes into a ResourceIdArray.
   ResourceProvider::ResourceIdArray resources;
   for (const auto& render_pass : out_data.render_pass_list) {
     for (auto* quad : render_pass->quad_list) {
       for (ResourceId resource_id : quad->resources)
         resources.push_back(resource_id);
     }
   }
   resource_provider_->PrepareSendToParent(resources, &out_data.resource_list);
 }
 
 void DelegatingRenderer::SwapBuffers(CompositorFrameMetadata metadata) {
   TRACE_EVENT0("cc,benchmark", "DelegatingRenderer::SwapBuffers");
   CompositorFrame compositor_frame;
   compositor_frame.metadata = std::move(metadata);
   compositor_frame.delegated_frame_data = std::move(delegated_frame_data_);
   output_surface_->SwapBuffers(std::move(compositor_frame));
 }
 
-void DelegatingRenderer::ReclaimResources(
-    const ReturnedResourceArray& resources) {
-  resource_provider_->ReceiveReturnsFromParent(resources);
-}
-
 }  // namespace cc