Revert to pre StringDecoder

* A lot of stuff not working with this... not sure this is the correct route.
* Still reading a bit and reverting to keep dev from blocking something

Applies to OpenUserJS#678

controllers/scriptStorage.js

@@ -331,48 +331,40 @@ exports.getMeta = function (aChunks, aCallback) {
   // parse the blocks. But strings are memory inefficient compared
   // to buffers so we only convert the least number of chunks to
   // get the metadata blocks.
+  var i = 0;
+  var str = '';
   var parser = null;
   var rHeaderContent = null;
   var headerContent = null;
   var hasUserScriptHeaderContent = false;
   var blocksContent = {};
   var blocks = {};
 
-  // Define a local instance of this since it is node native
-  var StringDecoder = require('string_decoder').StringDecoder;
+  for (; i < aChunks.length; ++i) {
+    str += aChunks[i];
 
-  // Always enforce UTF-8
-  var decoder = new StringDecoder('utf8');
-
-  var str = decoder.write(aChunks); // NOTE: Watchpoint
-
-  if (isDbg) {
-    console.log('>> decoded str');
-    console.log(str);
-  }
+    for (parser in parsers) {
+      rHeaderContent = new RegExp(
+        '^(?:\\uFEFF)?\/\/ ==' + parser + '==([\\s\\S]*?)^\/\/ ==\/'+ parser + '==', 'm'
+      );
+      headerContent = rHeaderContent.exec(str);
+      if (headerContent && headerContent[1]) {
+        if (parser === 'UserScript') {
+          hasUserScriptHeaderContent = true;
+        }
 
-  for (parser in parsers) {
-    rHeaderContent = new RegExp(
-      '^(?:\\uFEFF)?\/\/ ==' + parser + '==([\\s\\S]*?)^\/\/ ==\/'+ parser + '==', 'm'
-    );
-    headerContent = rHeaderContent.exec(str);
-    if (headerContent && headerContent[1]) {
-      if (parser === 'UserScript') {
-        hasUserScriptHeaderContent = true;
+        blocksContent[parser] = headerContent[1];
       }
-
-      blocksContent[parser] = headerContent[1];
     }
-  }
 
-  if (hasUserScriptHeaderContent) {
-    for (parser in parsers) {
-      if (blocksContent[parser]) {
-        blocks[parser] = parseMeta(parsers[parser], blocksContent[parser]);
+    if (hasUserScriptHeaderContent) {
+      for (parser in parsers) {
+        if (blocksContent[parser]) {
+          blocks[parser] = parseMeta(parsers[parser], blocksContent[parser]);
+        }
       }
+      return aCallback(blocks);
     }
-
-    return aCallback(blocks);
   }
 
   aCallback(null);