Workaround from Chromium breakage

pkg/dev_compiler/tool/get_chrome_canary.sh

 #!/bin/bash
 #
 # Ensures the latest Chrome Canary is available, downloading it
 # if necessary.
 #
 # Directory ~/.chrome/canary can safely be cached as the existing
 # version will be checked before reusing a previously downloaded
 # canary.
 #
 
@@ skipping 17 matching lines @@
   CHROME_NAME=chrome-win32
   CHROME_RELATIVE_BIN=chrome.exe
 else
   echo "Unknown platform: $OSTYPE" >&2
   exit 1
 fi
 
 readonly CHROME_CANARY_DIR=$HOME/.chrome/canary
 readonly CHROME_CANARY_BIN=$CHROME_CANARY_DIR/$CHROME_NAME/$CHROME_RELATIVE_BIN
 readonly CHROME_CANARY_REV_FILE=$CHROME_CANARY_DIR/VERSION
-readonly CHROME_REV=$(curl -s ${CHROME_URL}/LAST_CHANGE)
+# FIXME(vsm): The latest chromium segfaults on travis and my local linux box.
+# readonly CHROME_REV=$(curl -s ${CHROME_URL}/LAST_CHANGE)
+readonly CHROME_REV=423167
 
 function getCanary() {
   local existing_version=""
   if [[ -f $CHROME_CANARY_REV_FILE && -x $CHROME_CANARY_BIN ]]; then
     existing_version=`cat $CHROME_CANARY_REV_FILE`
     echo "Found cached Chrome Canary version: $existing_version"
   fi
 
   if [[ "$existing_version" != "$CHROME_REV" ]]; then
     echo "Downloading Chrome Canary version: $CHROME_REV"
     rm -fR $CHROME_CANARY_DIR
     mkdir -p $CHROME_CANARY_DIR
 
     local file=$CHROME_NAME.zip
     curl ${CHROME_URL}/${CHROME_REV}/$file -o $file
     unzip $file -d $CHROME_CANARY_DIR
     rm $file
     echo $CHROME_REV > $CHROME_CANARY_REV_FILE
   fi
 }
 
 getCanary >&2
 
 echo $CHROME_CANARY_BIN