Revert of [compiler] Drop the CompareNilIC.

src/type-info.cc

Index: src/type-info.cc
diff --git a/src/type-info.cc b/src/type-info.cc
index 952b27c19ab248a89fe7d3a376ae5d969523fd5f..eca5eccda46bc65d7c8136de3d5b54096d0296ca 100644
--- a/src/type-info.cc
+++ b/src/type-info.cc
@@ -214,6 +214,10 @@
     *left_type = CompareICState::StateToType(zone(), stub.left());
     *right_type = CompareICState::StateToType(zone(), stub.right());
     *combined_type = CompareICState::StateToType(zone(), stub.state(), map);
+  } else if (code->is_compare_nil_ic_stub()) {
+    CompareNilICStub stub(isolate(), code->extra_ic_state());
+    *combined_type = stub.GetType(zone(), map);
+    *left_type = *right_type = stub.GetInputType(zone(), map);
   }
 }
 
@@ -453,6 +457,7 @@
       case Code::BINARY_OP_IC:
       case Code::COMPARE_IC:
       case Code::TO_BOOLEAN_IC:
+      case Code::COMPARE_NIL_IC:
         SetInfo(ast_id, target);
         break;