Remove std::string alias (for real this time)

Also use std::string_view in a few more places.

1 files changed, 2 insertions, 2 deletions

diff --git a/src/libstore/build/substitution-goal.hh b/src/libstore/build/substitution-goal.hh
index 70c806d23..d8399d2a8 100644
--- a/src/libstore/build/substitution-goal.hh
+++ b/src/libstore/build/substitution-goal.hh
@@ -59,7 +59,7 @@ public:
 
     void timedOut(Error && ex) override { abort(); };
 
-    string key() override
+    std::string key() override
     {
         /* "a$" ensures substitution goals happen before derivation
            goals. */
@@ -77,7 +77,7 @@ public:
     void finished();
 
     /* Callback used by the worker to write to the log. */
-    void handleChildOutput(int fd, const string & data) override;
+    void handleChildOutput(int fd, std::string_view data) override;
     void handleEOF(int fd) override;
 
     void cleanup() override;