Remove remaining cygwin check in wrapper scripts.

Looks like we had forgot gcl.

R=dpranke@chromium.org
BUG=
TEST=

Review URL: http://codereview.chromium.org/6838028

git-svn-id: svn://svn.chromium.org/chrome/trunk/tools/depot_tools@81654 0039d316-1c4b-4281-b951-d872f2087c98

gcl

@@ -5,10 +5,4 @@
 
 base_dir=$(dirname "$0")
 
-# Use the batch file as an entry point if on cygwin.
-if [ "${OSTYPE}" = "cygwin" -a "${TERM}" != "xterm" ]; then
-   ${base_dir}/gcl.bat "$@"
-   exit
-fi
-
 exec python "$base_dir/gcl.py" "$@"

update_depot_tools

@@ -47,7 +47,7 @@ get_svn_revision() {
   echo `svn info "$base_dir" | awk '{ if ($1 == "Revision:") { print $2 }}'`
 }
 
-# Update git checkouts prior the cygwin check, we don't want to use msysgit.
+# Update git checkouts.
 if [ "X$DEPOT_TOOLS_UPDATE" != "X0" -a -e "$base_dir/.git" ]
 then
   cd $base_dir