Revert "Add temporary workaround for IRBuilderDefaultInserter"
Revert "Add temporary workaround for IRBuilderDefaultInserter"

This reverts commit 9d6933be54c576a955e7d48f07977fe1d7472a41 [formerly 5b118a8bf4acd937fa68ce6dcb7ebdd36920911a].


Former-commit-id: 22efeb10b3af316323525829f5c884d2fb350981
darkbuck/Halide,darkbuck/Halide,Trass3r/Halide,Trass3r/Halide,darkbuck/Halide,Trass3r/Halide,Trass3r/Halide,Trass3r/Halide,darkbuck/Halide,darkbuck/Halide,darkbuck/Halide,Trass3r/Halide,Trass3r/Halide,darkbuck/Halide