Changed clear_cache to the builtin version
Changed clear_cache to the builtin version


Former-commit-id: 41b62ec833d32dc567bb03faa0a6bfffd2191f8b
Trass3r/Halide,darkbuck/Halide,darkbuck/Halide,Trass3r/Halide,Trass3r/Halide,darkbuck/Halide,Trass3r/Halide,Trass3r/Halide,darkbuck/Halide,Trass3r/Halide,darkbuck/Halide,darkbuck/Halide,Trass3r/Halide,darkbuck/Halide