fix to show logs from a certain rev

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
@@ skipping 15 matching lines @@
   git clone https://code.google.com/p/dom-distiller/ .
 
   new_gitsha=$(git rev-parse --short=10 HEAD)
   git log --oneline ${curr_gitsha}.. > $changes
 
   echo -n BUG= > $bugs
 
   # This extracts BUG= lines from the log, extracts the numbers part, removes
   # whitespace and deletes empty lines. Then, split on ',', sort, uniquify and
   # rejoin. Finally, remove the trailing ',' and concat to $bugs.
-  git log \
+  git log ${curr_gitsha}.. \
     | grep BUG= \
     | sed -e 's/.*BUG=\(.*\)/\1/' -e 's/\s*//g' -e '/^$/d' \
     | tr ',' '\n' \
     | sort \
     | uniq \
     | tr '\n' ',' \
     | head --bytes=-1 \
     >> $bugs
 
   echo >> $bugs  # add a newline
@@ skipping 15 matching lines @@
   cat $changes
   echo
   cat $bugs
 
   # 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
 )