fix(wx): add browser object via webextension-polyfill

Boilerplate for #218

add-on/src/background/background.html

@@ -3,6 +3,7 @@
 <script src="../lib/npm/is-ipfs.min.js"></script>
 <script src="../lib/npm/ipfs-api.min.js"></script>
 <script src="../lib/npm/lru.js"></script>
+<script src="../lib/npm/browser-polyfill.min.js"></script>
 <script src="../lib/option-defaults.js"></script>
 <script src="../lib/common.js"></script>
 <script src="background.js"></script>

add-on/src/options/options.html

@@ -45,6 +45,7 @@
       </fieldset>
     </form>
 
+    <script src="../lib/npm/browser-polyfill.min.js"></script>
     <script src="../lib/option-defaults.js"></script>
     <script src="../lib/data-i18n.js"></script>
     <script src="options.js"></script>

add-on/src/popup/browser-action.html

@@ -106,6 +106,7 @@
     </div>
   </div>
 
+  <script src="../lib/npm/browser-polyfill.min.js"></script>
   <script src="../lib/data-i18n.js"></script>
   <script src="browser-action.js"></script>
 </body>

add-on/src/popup/quick-upload.html

@@ -26,6 +26,7 @@
     <span id="quickUploadMessage" data-i18n="panel_quickUpload"></span><br>
     <input type="file" id="quickUploadInput" />
   </p>
+  <script src="../lib/npm/browser-polyfill.min.js"></script>
   <script src="../lib/data-i18n.js"></script>
   <script src="../lib/npm/ipfs-api.min.js"></script>
   <script src="quick-upload.js"></script>

package.json

@@ -13,6 +13,7 @@
     "build:copy-is-ipfs-lib": "shx cp node_modules/is-ipfs/dist/index.min.js add-on/src/lib/npm/is-ipfs.min.js",
     "build:copy-ipfs-api-lib": "shx cp node_modules/ipfs-api/dist/index.min.js add-on/src/lib/npm/ipfs-api.min.js",
     "build:copy-lru-map-lib": "shx cp node_modules/lru_map/lru.js add-on/src/lib/npm/lru.js",
+    "build:copy-wx-polyfill-lib": "shx cp node_modules/webextension-polyfill/dist/browser-polyfill.min.js add-on/src/lib/npm/browser-polyfill.min.js",
     "build:bundle-extension": "web-ext build -s add-on/ -a build/",
     "test": "run-s test:*",
     "test:unit": "cross-env NODE_ENV=test karma start",
@@ -63,6 +64,7 @@
   "dependencies": {
     "ipfs-api": "14.0.1",
     "is-ipfs": "0.3.0",
-    "lru_map": "0.3.3"
+    "lru_map": "0.3.3",
+    "webextension-polyfill": "0.1.1"
   }
 }