[libfuzzer] Remove unused "--fuzzer" argument from archive_corpus.py.

R=aizatsky@chromium.org, inferno@chromium.org, ochang@chromium.org
BUG=539572

Review-Url: https://codereview.chromium.org/2565383002
Cr-Commit-Position: refs/heads/master@{#438119}

testing/libfuzzer/archive_corpus.py

@@ -21,7 +21,6 @@ def main():
   parser = argparse.ArgumentParser(description="Generate fuzzer config.")
   parser.add_argument('--corpus', required=True)
   parser.add_argument('--output', required=True)
-  parser.add_argument('--fuzzer', required=True)
   args = parser.parse_args()
 
   corpus_files = []

testing/libfuzzer/fuzzer_test.gni

@@ -47,8 +47,6 @@ template("fuzzer_test") {
           rebase_path(invoker.seed_corpus),
           "--output",
           rebase_path(out),
-          "--fuzzer",
-          rebase_path("$root_build_dir/$target_name"),
         ]
 
         outputs = [