diff --git a/src/lint/linter/ArcanistFlake8Linter.php b/src/lint/linter/ArcanistFlake8Linter.php
--- a/src/lint/linter/ArcanistFlake8Linter.php
+++ b/src/lint/linter/ArcanistFlake8Linter.php
@@ -58,14 +58,6 @@
     return pht('Install flake8 using `easy_install flake8`.');
   }
 
-  public function supportsReadDataFromStdin() {
-    return true;
-  }
-
-  public function getReadDataFromStdinFilename() {
-    return '-';
-  }
-
   public function shouldExpectCommandErrors() {
     return true;
   }