Export of internal Abseil changes

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ea0cfebeb69b25bec343652bbe1a203f5476c51a by Mark Barolak <mbar@google.com>:

Change "std::string" to "string" in places where a "std::" qualification was incorrectly inserted by automation.

PiperOrigin-RevId: 300108520
GitOrigin-RevId: ea0cfebeb69b25bec343652bbe1a203f5476c51a
Change-Id: Ie3621e63a6ebad67b9fe56a3ebe33e1d50dac602
diff --git a/absl/strings/str_replace_benchmark.cc b/absl/strings/str_replace_benchmark.cc
index 95b2dc1..01331da 100644
--- a/absl/strings/str_replace_benchmark.cc
+++ b/absl/strings/str_replace_benchmark.cc
@@ -62,7 +62,7 @@
       }
     }
     // big_string->resize(50);
-    // OK, we've set up the std::string, now let's set up expectations - first by
+    // OK, we've set up the string, now let's set up expectations - first by
     // just replacing "the" with "box"
     after_replacing_the = new std::string(*big_string);
     for (size_t pos = 0;