Revert "Update all Angular libs (run update_all.sh)."

third_party/pkg/angular/lib/formatter/currency.dart

-part of angular.formatter_internal;
-
-/**
- * Formats a number as a currency (ie $1,234.56). When no currency symbol is
- * provided, '$' used.
- *
- *
- * Usage:
- *
- *     {{ numeric_expression | currency[:symbol[:leading]] }}
- *
- */
-@Formatter(name:'currency')
-class Currency implements Function {
-
-  var _nfs = new Map<String, NumberFormat>();
-
-  /**
-   *  [value]: the value to format
-   *
-   *  [symbol]: Symbol to use.
-   *
-   *  [leading]: Symbol should be placed in front of the number
-   */
-  call(value, [symbol = r'$', leading = true]) {
-    if (value is String) value = double.parse(value);
-    if (value is! num) return value;
-    if (value.isNaN) return '';
-    var verifiedLocale = Intl.verifiedLocale(Intl.getCurrentLocale(), NumberFormat.localeExists);
-    var nf = _nfs[verifiedLocale];
-    if (nf == null) {
-      nf = new NumberFormat();
-      nf.minimumFractionDigits = 2;
-      nf.maximumFractionDigits = 2;
-      _nfs[verifiedLocale] = nf;
-    }
-    var neg = value < 0;
-    if (neg) value = -value;
-    var before = neg ? '(' : '';
-    var after = neg ? ')' : '';
-    return leading ?
-        '$before$symbol${nf.format(value)}$after' :
-        '$before${nf.format(value)}$symbol$after';
-  }
-}