Add buffer_to_texture_target_map to LayerTreeSettings

cc/trees/layer_tree_host_unittest.cc

Index: cc/trees/layer_tree_host_unittest.cc
diff --git a/cc/trees/layer_tree_host_unittest.cc b/cc/trees/layer_tree_host_unittest.cc
index 9a657f521e44855564deaf301720fa1272c7c054..89f5ceb15f0068a7505d586b2c2408e627ec7842 100644
--- a/cc/trees/layer_tree_host_unittest.cc
+++ b/cc/trees/layer_tree_host_unittest.cc
@@ -3351,10 +3351,11 @@ class LayerTreeHostTestAbortedCommitDoesntStallSynchronousCompositor
         &LayerTreeHostTestAbortedCommitDoesntStallSynchronousCompositor::
             CallOnDraw,
         base::Unretained(this));
+    RendererSettings renderer_settings;
+    InitializeRendererSettings(&renderer_settings);
     auto frame_sink = base::MakeUnique<OnDrawCompositorFrameSink>(
         compositor_context_provider, std::move(worker_context_provider),
-        shared_bitmap_manager(), gpu_memory_buffer_manager(),
-        layer_tree_host()->GetSettings().renderer_settings,
+        shared_bitmap_manager(), gpu_memory_buffer_manager(), renderer_settings,
         ImplThreadTaskRunner(), false /* synchronous_composite */,
         std::move(on_draw_callback));
     compositor_frame_sink_ = frame_sink.get();
@@ -5973,13 +5974,14 @@ class LayerTreeHostTestSynchronousCompositeSwapPromise
       scoped_refptr<ContextProvider> compositor_context_provider,
       scoped_refptr<ContextProvider> worker_context_provider) override {
     constexpr bool disable_display_vsync = false;
+    RendererSettings renderer_settings;
+    InitializeRendererSettings(&renderer_settings);
     bool synchronous_composite =
         !HasImplThread() &&
         !layer_tree_host()->GetSettings().single_thread_proxy_scheduler;
     return base::MakeUnique<TestCompositorFrameSink>(
         compositor_context_provider, std::move(worker_context_provider),
-        shared_bitmap_manager(), gpu_memory_buffer_manager(),
-        layer_tree_host()->GetSettings().renderer_settings,
+        shared_bitmap_manager(), gpu_memory_buffer_manager(), renderer_settings,
         ImplThreadTaskRunner(), synchronous_composite, disable_display_vsync);
   }