Replace builder::try_run_quiet with run_quiet_delaying_failure

It was only used when a `builder` is available, and I want to encourage using the version that supports `--no-fail-fast`.

src/bootstrap/lib.rs

@@ -972,12 +972,21 @@ impl Build {
     /// Runs a command, printing out nice contextual information if it fails.
     /// Exits if the command failed to execute at all, otherwise returns its
     /// `status.success()`.
-    fn try_run_quiet(&self, cmd: &mut Command) -> bool {
+    fn run_quiet_delaying_failure(&self, cmd: &mut Command) -> bool {
         if self.config.dry_run() {
             return true;
         }
-        self.verbose(&format!("running: {:?}", cmd));
-        try_run_suppressed(cmd)
+        if !self.fail_fast {
+            self.verbose(&format!("running: {:?}", cmd));
+            if !try_run_suppressed(cmd) {
+                let mut failures = self.delayed_failures.borrow_mut();
+                failures.push(format!("{:?}", cmd));
+                return false;
+            }
+        } else {
+            self.run_quiet(cmd);
+        }
+        true
     }
 
     /// Runs a command, printing out contextual info if it fails, and delaying errors until the build finishes.

src/bootstrap/test.rs

@@ -48,19 +48,6 @@ const MIR_OPT_BLESS_TARGET_MAPPING: &[(&str, &str)] = &[
     // build for, so there is no entry for "aarch64-apple-darwin" here.
 ];
 
-fn try_run_quiet(builder: &Builder<'_>, cmd: &mut Command) -> bool {
-    if !builder.fail_fast {
-        if !builder.try_run_quiet(cmd) {
-            let mut failures = builder.delayed_failures.borrow_mut();
-            failures.push(format!("{:?}", cmd));
-            return false;
-        }
-    } else {
-        builder.run_quiet(cmd);
-    }
-    true
-}
-
 #[derive(Debug, Copy, Clone, PartialEq, Eq, Hash)]
 pub struct CrateBootstrap {
     path: Interned<PathBuf>,
@@ -2134,7 +2121,7 @@ fn markdown_test(builder: &Builder<'_>, compiler: Compiler, markdown: &Path) ->
     if builder.config.verbose_tests {
         builder.run_delaying_failure(&mut cmd)
     } else {
-        try_run_quiet(builder, &mut cmd)
+        builder.run_quiet_delaying_failure(&mut cmd)
     }
 }