Revert "Use python executable to drive upload script"

This reverts commit 0a4085acfad532d5fb59a349f37cdaf36e4777cd.

R=sgjesse@google.com

Bug:
Change-Id: Ifd5bf62f339983253b6d1af4979c194aa90e2d4e
diff --git a/tools/utils.py b/tools/utils.py
index b7abb45..dab1dd1 100644
--- a/tools/utils.py
+++ b/tools/utils.py
@@ -56,7 +56,7 @@
 
 def upload_html_to_cloud_storage(directory, destination):
   # Upload and make the content encoding right for viewing directly
-  cmd = [sys.executable, 'gsutil.py', 'cp', '-z', 'html', '-a',
+  cmd = ['gsutil.py', 'cp', '-z', 'html', '-a',
          'public-read', '-R', directory, destination]
   PrintCmd(cmd)
   subprocess.check_call(cmd)