Merge pull request #159 from dduponchel/issue_151

Remove usage of Text{En,De}coder.

lib/object.js

@@ -12,11 +12,6 @@ var utf8 = require('./utf8');
 var StringWriter = require('./stringWriter');
 var Uint8ArrayWriter = require('./uint8ArrayWriter');
 
-var textEncoder;
-if (support.uint8array && typeof TextEncoder === "function") {
-    textEncoder = new TextEncoder("utf-8");
-}
-
 /**
  * Returns the raw data of a ZipObject, decompress the content if necessary.
  * @param {ZipObject} file the file to use.
@@ -54,9 +49,6 @@ var getBinaryData = function(file) {
         if (!file.options.binary) {
             // unicode text !
             // unicode string => binary string is a painful process, check if we can avoid it.
-            if (textEncoder) {
-                return textEncoder.encode(result);
-            }
             if (support.nodebuffer) {
                 return nodeBuffer(result, "utf-8");
             }

lib/utf8.js

@@ -4,16 +4,6 @@ var utils = require('./utils');
 var support = require('./support');
 var nodeBuffer = require('./nodeBuffer');
 
-var textEncoder, textDecoder;
-if (
-    support.uint8array &&
-    typeof TextEncoder === "function" &&
-    typeof TextDecoder === "function"
-) {
-    textEncoder = new TextEncoder("utf-8");
-    textDecoder = new TextDecoder("utf-8");
-}
-
 /**
  * The following functions come from pako, from pako/lib/utils/strings
  * released under the MIT license, see pako https://github.com/nodeca/pako/
@@ -176,12 +166,6 @@ var buf2string = function (buf) {
  * @return {Array|Uint8Array|Buffer} the UTF-8 encoded string.
  */
 exports.utf8encode = function utf8encode(str) {
-    // TextEncoder + Uint8Array to binary string is faster than checking every bytes on long strings.
-    // http://jsperf.com/utf8encode-vs-textencoder
-    // On short strings (file names for example), the TextEncoder API is (currently) slower.
-    if (textEncoder) {
-        return textEncoder.encode(str);
-    }
     if (support.nodebuffer) {
         return nodeBuffer(str, "utf-8");
     }
@@ -197,13 +181,6 @@ exports.utf8encode = function utf8encode(str) {
  * @return {String} the decoded string.
  */
 exports.utf8decode = function utf8decode(buf) {
-    // check if we can use the TextDecoder API
-    // see http://encoding.spec.whatwg.org/#api
-    if (textDecoder) {
-        return textDecoder.decode(
-            utils.transformTo("uint8array", buf)
-        );
-    }
     if (support.nodebuffer) {
         return utils.transformTo("nodebuffer", buf).toString("utf-8");
     }