Remove DENO_BUILD_MODE and DENO_BUILD_PATH (#4431)

* Remove DENO_BUILD_MODE and DENO_BUILD_PATH

Also remove outdated docs related to ninja/gn.

* fix

* remove parameter to build_mode()

* remove arg parsing from benchmark.py

1 files changed, 3 insertions, 10 deletions

diff --git a/tools/benchmark.py b/tools/benchmark.py
index c29ca3e8c..031da263b 100755
--- a/tools/benchmark.py
+++ b/tools/benchmark.py
@@ -223,15 +223,8 @@ def bundle_benchmark(deno_exe):
     return sizes
 
 
-def main(argv):
-    if len(argv) == 2:
-        build_dir = sys.argv[1]
-    elif len(argv) == 1:
-        build_dir = build_path()
-    else:
-        print "Usage: tools/benchmark.py [build_dir]"
-        sys.exit(1)
-
+def main():
+    build_dir = build_path()
     sha1 = run_output(["git", "rev-parse", "HEAD"],
                       exit_on_fail=True).out.strip()
     http_server.spawn()
@@ -271,4 +264,4 @@ def main(argv):
 
 
 if __name__ == '__main__':
-    main(sys.argv)
+    main()