Change string to std::string.
authorJacques Pienaar <jpienaar@google.com>
Sat, 22 Jun 2019 22:06:17 +0000 (15:06 -0700)
committerjpienaar <jpienaar@google.com>
Mon, 24 Jun 2019 20:44:38 +0000 (13:44 -0700)
commit4dc629fc6758812e6e710d491da2777a78097690
treebbcbb9a22ae135b9bef8e59ecfb2cf2372dc18fb
parent650dc4bb657a50df037250404df93426d7b120c4
Change string to std::string.

PiperOrigin-RevId: 254580672
mlir/include/mlir/Support/DebugStringHelper.h