Add buffer_to_texture_target_map to LayerTreeSettings

cc/test/pixel_test.cc

Index: cc/test/pixel_test.cc
diff --git a/cc/test/pixel_test.cc b/cc/test/pixel_test.cc
index f8bbbffd995f778e456a90c534fe5e2c41c390de..31898aba35ab5f289f8b664cb10ec386fd50438d 100644
--- a/cc/test/pixel_test.cc
+++ b/cc/test/pixel_test.cc
@@ -174,7 +174,7 @@ void PixelTest::SetUpGLRenderer(bool use_skia_gpu_backend,
       delegated_sync_points_required,
       settings_.renderer_settings.use_gpu_memory_buffer_resources,
       settings_.enable_color_correct_rasterization,
-      settings_.renderer_settings.buffer_to_texture_target_map);
+      settings_.buffer_to_texture_target_map);
 
   texture_mailbox_deleter_ = base::MakeUnique<TextureMailboxDeleter>(
       base::ThreadTaskRunnerHandle::Get());
@@ -202,7 +202,7 @@ void PixelTest::SetUpSoftwareRenderer() {
       main_thread_task_runner_.get(), 1, delegated_sync_points_required,
       settings_.renderer_settings.use_gpu_memory_buffer_resources,
       settings_.enable_color_correct_rasterization,
-      settings_.renderer_settings.buffer_to_texture_target_map);
+      settings_.buffer_to_texture_target_map);
   auto renderer = base::MakeUnique<SoftwareRenderer>(
       &settings_.renderer_settings, output_surface_.get(),
       resource_provider_.get());