Export of internal Abseil changes.

--
f4bb8afa9376b4120f56f3beff7b07260da4a5c2 by CJ Johnson <johnsoncj@google.com>:

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PiperOrigin-RevId: 209630262
GitOrigin-RevId: f4bb8afa9376b4120f56f3beff7b07260da4a5c2
Change-Id: I3fedf35011d805ee4a20b92e073b43523b47d15b

2 files changed, 4 insertions, 4 deletions

diff --git a/absl/synchronization/mutex.cc b/absl/synchronization/mutex.cc
index e652504..af1a5e4 100644
--- a/absl/synchronization/mutex.cc
+++ b/absl/synchronization/mutex.cc
@@ -298,7 +298,7 @@ static struct SynchEvent {     // this is a trivial hash table for the events
 // set "bits" in the word there (waiting until lockbit is clear before doing
 // so), and return a refcounted reference that will remain valid until
 // UnrefSynchEvent() is called.  If a new SynchEvent is allocated,
-// the std::string name is copied into it.
+// the string name is copied into it.
 // When used with a mutex, the caller should also ensure that kMuEvent
 // is set in the mutex word, and similarly for condition variables and kCVEvent.
 static SynchEvent *EnsureSynchEvent(std::atomic<intptr_t> *addr,
@@ -1827,8 +1827,8 @@ bool Mutex::LockSlowWithDeadline(MuHow how, const Condition *cond,
          cond == nullptr || EvalConditionAnnotated(cond, this, true, how);
 }
 
-// RAW_CHECK_FMT() takes a condition, a printf-style format std::string, and
-// the printf-style argument list.   The format std::string must be a literal.
+// RAW_CHECK_FMT() takes a condition, a printf-style format string, and
+// the printf-style argument list.   The format string must be a literal.
 // Arguments after the first are not evaluated unless the condition is true.
 #define RAW_CHECK_FMT(cond, ...)                                   \
   do {                                                             \
diff --git a/absl/synchronization/mutex.h b/absl/synchronization/mutex.h
index 83c2148..a378190 100644
--- a/absl/synchronization/mutex.h
+++ b/absl/synchronization/mutex.h
@@ -962,7 +962,7 @@ void RegisterMutexTracer(void (*fn)(const char *msg, const void *obj,
 //
 // The function pointer registered here will be called here on various CondVar
 // events.  The callback is given an opaque handle to the CondVar object and
-// a std::string identifying the event.  This is thread-safe, but only a single
+// a string identifying the event.  This is thread-safe, but only a single
 // tracer can be registered.
 //
 // Events that can be sent are "Wait", "Unwait", "Signal wakeup", and