[NFC] Remove our bespoke `make_unique` implementation (#5613)

This code predates our adoption of C++14 and can now be removed in favor of
`std::make_unique`, which should be more efficient.

1 files changed, 2 insertions, 2 deletions

diff --git a/src/passes/I64ToI32Lowering.cpp b/src/passes/I64ToI32Lowering.cpp
index eababc549..ec66b1121 100644
--- a/src/passes/I64ToI32Lowering.cpp
+++ b/src/passes/I64ToI32Lowering.cpp
@@ -105,7 +105,7 @@ struct I64ToI32Lowering : public WalkerPass<PostWalker<I64ToI32Lowering>> {
 
   void doWalkModule(Module* module) {
     if (!builder) {
-      builder = make_unique<Builder>(*module);
+      builder = std::make_unique<Builder>(*module);
     }
     // add new globals for high bits
     for (size_t i = 0, globals = module->globals.size(); i < globals; ++i) {
@@ -154,7 +154,7 @@ struct I64ToI32Lowering : public WalkerPass<PostWalker<I64ToI32Lowering>> {
     Flat::verifyFlatness(func);
     // create builder here if this is first entry to module for this object
     if (!builder) {
-      builder = make_unique<Builder>(*getModule());
+      builder = std::make_unique<Builder>(*getModule());
     }
     indexMap.clear();
     highBitVars.clear();