cherry-pick: newbitmaps: Reduce spacing between for_help and URL text.

Both for_help_* and Url bitmaps have margin, so it looks too large as a
"margin*2 + 5(x_pad)" gap on screen.

BRANCH=none
BUG=chrome-os-partner:12893
TEST=make # All bitmaps generated.

Change-Id: If9dd14918c27c4802c27209db214a0f5f0d2137c
Original-Change-Id: Ic8d3e9180e52b7476b07367a027793cea0ed3109
Reviewed-on: https://gerrit.chromium.org/gerrit/30988
Tested-by: Hung-Te Lin <hungte@chromium.org>
Reviewed-by: Dave Parker <dparker@chromium.org>
Commit-Ready: Hung-Te Lin <hungte@chromium.org>
Reviewed-on: https://gerrit.chromium.org/gerrit/33653
Reviewed-by: Hung-Te Lin <hungte@chromium.org>
Tested-by: Dave Parker <dparker@chromium.org>
diff --git a/scripts/newbitmaps/images/make_default_yaml b/scripts/newbitmaps/images/make_default_yaml
index 3976289..bdf66c6 100755
--- a/scripts/newbitmaps/images/make_default_yaml
+++ b/scripts/newbitmaps/images/make_default_yaml
@@ -238,8 +238,12 @@
 
 add_footer_with_url() {
   local lc=$1
+  local old_xpad="$xpad"
   set_centered_y_percent "white_bg" 80
   insert_centered_below "divider_btm"
+  # Temporarily change padding to zero because both help_*_text and url
+  # have margins.
+  xpad="0"
   insert_centered_below "${lc}_help_left_text" "url" "${lc}_help_right_text"
   if echo "$rtol" | grep -q -w "$lc" ; then
     insert_centered_below 'hwid' "${lc}_model_text"
@@ -247,6 +251,7 @@
     insert_centered_below "${lc}_model_text" 'hwid'
   fi
   echo "" >> "$yaml_file"
+  xpad="$old_xpad"
 }
 
 add_footer_without_url() {