Fork cc::OutputSurface into cc::CompositorFrameSink.

cc/output/software_renderer_unittest.cc

Index: cc/output/software_renderer_unittest.cc
diff --git a/cc/output/software_renderer_unittest.cc b/cc/output/software_renderer_unittest.cc
index 5133be3fa4333c50e2c6f02f10d96d9e075c4df5..bed1944a82e6e3f0c1df4cfedf5a7c673e9524af 100644
--- a/cc/output/software_renderer_unittest.cc
+++ b/cc/output/software_renderer_unittest.cc
@@ -40,8 +40,8 @@ class SoftwareRendererTest : public testing::Test {
     CHECK(output_surface_->BindToClient(&output_surface_client_));
 
     shared_bitmap_manager_.reset(new TestSharedBitmapManager());
-    resource_provider_ = FakeResourceProvider::Create(
-        output_surface_.get(), shared_bitmap_manager_.get());
+    resource_provider_ =
+        FakeResourceProvider::Create(nullptr, shared_bitmap_manager_.get());
     renderer_ = base::MakeUnique<SoftwareRenderer>(
         &settings_, output_surface_.get(), resource_provider());
     renderer_->Initialize();