Delete unused code (#55413)

paddle/cinn/lang/lower_impl.cc

@@ -833,19 +833,9 @@ LowerImpl::LowerImpl(const std::string& fn_name,
       temp_tensor_args_(temp_tensor_args),
       target_(target),
       support_ir_schedule_(support_ir_schedule) {
-  {  // Initialize the graph
-    std::vector<ir::Tensor> tensors(tensor_args.begin(), tensor_args.end());
-    tensors.insert(
-        std::end(tensors), temp_tensor_args.begin(), temp_tensor_args.end());
-
-    compu_graph_ = CreateCompGraph(tensors, stages, false /*inline_hide*/);
-
-    VLOG(1) << "compute_graph:\n" << compu_graph_->Visualize();
-  }
-
   // Todo: Here insert auto syncthreads() @haoze
 
-  {  // update schedule.
+  {  // Update schedule
     std::vector<ir::Tensor> tensors(tensor_args.begin(), tensor_args.end());
     tensors.insert(
         std::end(tensors), temp_tensor_args_.begin(), temp_tensor_args_.end());