[Reland] Update DomDistillerJsUpdater and Roll DomDistillerJs

third_party/dom_distiller_js/update_domdistiller_js.sh

 #!/bin/bash
 #
 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 #
 
 # Clones the dom-distiller repo, compiles and extracts its javascript Then
 # copies that js into the Chromium tree.
 # This script should be run from the src/ directory and requires that ant is
 # installed.
 
 (
   dom_distiller_js_path=third_party/dom_distiller_js
-  compiled_js_path=$dom_distiller_js_path/js/domdistiller.js
+  dom_distiller_js_package=$dom_distiller_js_path/package
   readme_chromium=$dom_distiller_js_path/README.chromium
   tmpdir=/tmp/domdistiller-$$
   changes=/tmp/domdistiller.changes
   curr_gitsha=$(grep 'Version:' $readme_chromium | awk '{print $2}')
 
   rm -rf $tmpdir
   mkdir $tmpdir
 
   pushd $tmpdir
   git clone https://code.google.com/p/dom-distiller/ .
-  ant extractjs
   new_gitsha=$(git rev-parse --short=10 HEAD)
   git log --oneline ${curr_gitsha}.. > $changes
+  ant package
   popd
 
-  mkdir -p $(dirname $compiled_js_path)
-  cp $tmpdir/out/domdistiller.js $compiled_js_path
+  rm -rf $dom_distiller_js_package
+  mkdir $dom_distiller_js_package
+  cp -rf $tmpdir/out/package/* $dom_distiller_js_package
   cp $tmpdir/LICENSE $dom_distiller_js_path/
   sed -i "s/Version: [0-9a-f]*/Version: $new_gitsha/" $readme_chromium
 
   echo "Picked up changes:"
   cat $changes
 
+  # Run checklicenses.py on the pulled files, but only print the output on
+  # failures.
+  tools/checklicenses/checklicenses.py $dom_distiller_js_path > $tmpdir/checklicenses.out || cat $tmpdir/checklicenses.out
+
   rm -rf $tmpdir
   rm $changes
 )