Fix Bug 1507306 - Unit tests running on Firefox 54 (#4569)

.travis.yml

@@ -22,10 +22,6 @@ install:
   - npm config set spin false
   - npm install
 
-before_script:
-  - bash bin/download-firefox-travis.sh release-linux64-add-on-devel
-  - export FIREFOX_BIN=./firefox/firefox
-
 script:
   - npm test
 

bin/download-firefox-travis.sh

@@ -1,12 +0,0 @@
-#!/bin/bash
-# Copied and slightly modified from https://github.com/lidel/ipfs-firefox-addon/commit/d656832eec807ebae59543982dde96932ce5bb7c
-# Licensed under Creative Commons -  CC0 1.0 Universal - https://github.com/lidel/ipfs-firefox-addon/blob/master/LICENSE
-BUILD_TYPE=${1:-$FIREFOX_RELEASE}
-echo "Looking up latest URL for $BUILD_TYPE"
-BUILD_ROOT="/pub/firefox/tinderbox-builds/mozilla-${BUILD_TYPE}/"
-ROOT="https://archive.mozilla.org"
-LATEST=$(curl -s "$ROOT$BUILD_ROOT" | grep $BUILD_TYPE | grep -Po '<a href=".+">\K[[:digit:]]+' | sort -n | tail -1)
-echo "Latest build located at $ROOT$BUILD_ROOT$LATEST"
-FILE=$(curl -s "$ROOT$BUILD_ROOT$LATEST/" | grep '.tar.' | grep -Po '<a href="\K[^"]*')
-echo "URL: $ROOT$FILE"
-wget -O "firefox-${BUILD_TYPE}.tar.bz2" "$ROOT$FILE" && tar xf "firefox-${BUILD_TYPE}.tar.bz2"