remove old commented-out checkInterrupt calls

Change-Id: I843ee341ecfb4cb8be995b9e5ac628f75a4c7e4b

lix/libexpr/eval-inline.hh

@@ -73,7 +73,6 @@ void EvalState::forceValue(Value & v, const PosIdx pos)
         Expr & expr = *v.thunk.expr;
         try {
             v.mkBlackhole();
-            //checkInterrupt();
             expr.eval(*this, *env, v);
         } catch (...) {
             v.mkThunk(env, expr);

lix/libstore/s3-binary-cache-store.cc

@@ -409,12 +409,9 @@ struct S3BinaryCacheStoreImpl : public S3BinaryCacheStore
                 transferConfig.bufferSize = config().bufferSize;
 
                 transferConfig.uploadProgressCallback =
-                    [](const TransferManager *transferManager,
-                        const std::shared_ptr<const TransferHandle>
-                        &transferHandle)
-                    {
-                        //FIXME: find a way to properly abort the multipart upload.
-                        //checkInterrupt();
+                    [](const TransferManager * transferManager,
+                       const std::shared_ptr<const TransferHandle> & transferHandle) {
+                        // FIXME: find a way to properly abort the multipart upload.
                         debug("upload progress ('%s'): '%d' of '%d' bytes",
                             transferHandle->GetKey(),
                             transferHandle->GetBytesTransferred(),