cc: Delete the Renderer base class.

cc/output/overlay_unittest.cc

Index: cc/output/overlay_unittest.cc
diff --git a/cc/output/overlay_unittest.cc b/cc/output/overlay_unittest.cc
index 243be4a1cbd726dbf49d3487044b5f1fd669888b..f8a60a72b7ed6bee251781357c0eadfabafb9e48 100644
--- a/cc/output/overlay_unittest.cc
+++ b/cc/output/overlay_unittest.cc
@@ -1234,7 +1234,7 @@ TEST_F(CALayerOverlayTest, SkipTransparent) {
 
 class OverlayInfoRendererGL : public GLRenderer {
  public:
-  OverlayInfoRendererGL(RendererClient* client,
+  OverlayInfoRendererGL(DirectRendererClient* client,
                         const RendererSettings* settings,
                         OutputSurface* output_surface,
                         ResourceProvider* resource_provider)
@@ -1273,9 +1273,8 @@ class OverlayInfoRendererGL : public GLRenderer {
   bool expect_overlays_;
 };
 
-class FakeRendererClient : public RendererClient {
+class StubDirectRendererClient : public DirectRendererClient {
  public:
-  // RendererClient methods.
   void SetFullRootLayerDamage() override {}
 };
 
@@ -1340,7 +1339,7 @@ class GLRendererWithOverlaysTest : public testing::Test {
   RendererSettings settings_;
   FakeOutputSurfaceClient output_surface_client_;
   std::unique_ptr<OverlayOutputSurface> output_surface_;
-  FakeRendererClient renderer_client_;
+  StubDirectRendererClient renderer_client_;
   std::unique_ptr<ResourceProvider> resource_provider_;
   std::unique_ptr<OverlayInfoRendererGL> renderer_;
   scoped_refptr<TestContextProvider> provider_;