[GitHub] [tvm] masahi commented on a diff in pull request #14439: [Unity][Graph matching] Automatically add `used-by` constraints for `is_op` pattern

["masahi (via GitHub)" <gi...@apache.org>]

masahi commented on code in PR #14439:
URL: https://github.com/apache/tvm/pull/14439#discussion_r1153724926


##########
include/tvm/relax/dataflow_matcher.h:
##########
@@ -65,15 +65,6 @@ TVM_DLL tvm::runtime::Map<DFPattern, Var> MatchGraph(const PatternContext& ctx,
                                                      Optional<Var> start_hint = NullOpt,
                                                      bool must_include_hint = false);
 
-/**
- * \brief Match a graph-wise pattern with the current context (PatternContext::Current()).
- */
-inline tvm::runtime::Map<DFPattern, Var> MatchGraphDefault(const DataflowBlock& dfb,
-                                                           Optional<Var> start_hint = NullOpt,
-                                                           bool must_include_hint = false) {
-  return MatchGraph(PatternContext::Current(), dfb, start_hint, must_include_hint);

Review Comment:
   This gets removed since it is not used anywhere but it touches `PatternContext::Current()` (which is now `Optional`)



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