Run rustfmt on test-tidy

Add ./mach fmt command.
Mach installs rustfmt if needed.

1 files changed, 0 insertions, 13 deletions

diff --git a/python/servo/devenv_commands.py b/python/servo/devenv_commands.py
index 71181220b76..46862754bd1 100644
--- a/python/servo/devenv_commands.py
+++ b/python/servo/devenv_commands.py
@@ -233,19 +233,6 @@ class MachCommands(CommandBase):
         with cd(self.context.topdir):
             return self.call_rustup_run(["cargo", "fetch"], env=self.build_env())
 
-    @Command('rustfmt',
-             description='Format the Rust code using Cargo fmt',
-             category='devenv')
-    @CommandArgument(
-        '--directory', '-d', default=None,
-        help='Command-line argument to specify the directory for formatting')
-    def rustfmt(self, directory=""):
-        if directory == "":
-            directory = self.context.topdir
-
-        with cd(self.context.topdir):
-            return self.call_rustup_run(["cargo", "fmt", "--", directory], env=self.build_env())
-
     @Command('ndk-stack',
              description='Invoke the ndk-stack tool with the expected symbol paths',
              category='devenv')