gidstorage useless class removed

src/jio.storage/gidstorage.js

@@ -125,110 +125,6 @@
   content_type_re =
     /^([a-z]+\/[a-zA-Z0-9\+\-\.]+)(?:\s*;\s*charset\s*=\s*([a-zA-Z0-9\-]+))?$/;
 
-
-  function Metadata(metadata) {
-    if (typeof metadata === 'object' && !Array.isArray(metadata)) {
-      this.metadata = metadata;
-    } else {
-      this.metadata = {};
-    }
-    Metadata.prototype.update.call(this, metadata);
-  }
-
-  Metadata.prototype.update = function (metadata) {
-    var k;
-    for (k in metadata) {
-      if (metadata.hasOwnProperty(k)) {
-        if (metadata[k] !== undefined) {
-          if (k[0] === '_') {
-            this.metadata[k] = JSON.parse(JSON.stringify(metadata[k]));
-          } else {
-            this.metadata[k] = Metadata.normalizeValue(metadata[k]);
-          }
-        }
-      }
-    }
-    return this;
-  };
-
-  Metadata.prototype.get = function (key) {
-    return this.metadata[key];
-  };
-
-  Metadata.prototype.set = function (key, value) {
-    if (value === undefined) {
-      delete this.metadata[key];
-      return this;
-    }
-    if (key[0] === '_') {
-      this.metadata[key] = value;
-    } else {
-      this.metadata[key] = Metadata.normalizeValue(value);
-    }
-    return this;
-  };
-
-  Metadata.normalizeArray = function (value) {
-    var i;
-    if (value.length === 0) {
-      return;
-    }
-    value = value.slice();
-    i = 0;
-    while (i < value.length) {
-      if (typeof value[i] === 'object' && !Array.isArray(value[i])) {
-        value[i] = Metadata.normalizeObject(value[i]);
-        if (value[i] === undefined) {
-          value.splice(i, 1);
-        } else {
-          i += 1;
-        }
-      } else if ((typeof value[i] === 'string') ||
-                 (isNaN(value[i]) && typeof value[i] === 'number')) {
-        i += 1;
-      } else {
-        value.splice(i, 1);
-      }
-    }
-    if (value.length === 1) {
-      return value[0];
-    }
-    return value;
-  };
-
-  Metadata.normalizeObject = function (value) {
-    var i, count = 0, new_value = {};
-    for (i in value) {
-      if (value.hasOwnProperty(i)) {
-        if ((typeof value[i] === 'string') ||
-            (isNaN(value[i]) && typeof value[i] === 'number')) {
-          new_value[i] = value[i];
-          count += 1;
-        }
-      }
-    }
-    if (new_value.content === undefined) {
-      return;
-    }
-    if (count === 1) {
-      return new_value.content;
-    }
-    return new_value;
-  };
-
-  Metadata.normalizeValue = function (value) {
-    if ((typeof value === 'string') ||
-        (isNaN(value) && typeof value === 'number')) {
-      return value;
-    }
-    if (Array.isArray(value)) {
-      return Metadata.normalizeArray(value);
-    }
-    if (typeof value === 'object') {
-      return Metadata.normalizeObject(value);
-    }
-  };
-
   /**
    * Creates a gid from metadata and constraints.
    *