exp/wip: Use ServerGpuMemoryBufferManager in browser.

services/ui/gpu/gpu_main.cc

Index: services/ui/gpu/gpu_main.cc
diff --git a/services/ui/gpu/gpu_main.cc b/services/ui/gpu/gpu_main.cc
index e590b355ac22ca6a93f94c3cd01a345626b7623f..854d91ac265041c20dcf4940dc688fcaa1df2a1e 100644
--- a/services/ui/gpu/gpu_main.cc
+++ b/services/ui/gpu/gpu_main.cc
@@ -200,11 +200,15 @@ void GpuMain::CreateFrameSinkManagerOnCompositorThread(
 
   gpu_internal_.Bind(std::move(gpu_service_info));
 
-  display_provider_ = base::MakeUnique<viz::GpuDisplayProvider>(
-      gpu_command_service_,
+  display_provider_ =
+      base::MakeUnique<viz::GpuDisplayProvider>(gpu_command_service_,
+#if 0
       base::MakeUnique<viz::ServerGpuMemoryBufferManager>(gpu_internal_.get(),
                                                           1 /* client_id */),
-      image_factory);
+#else
+                                                nullptr,
+#endif
+                                                image_factory);
 
   frame_sink_manager_ = base::MakeUnique<viz::MojoFrameSinkManager>(
       true, display_provider_.get());