repackaging: all the repackaging changes squashed

modules/@angular/core/testing/regexp.ts

@@ -0,0 +1,10 @@
+import {RegExpWrapper, StringWrapper} from '../src/facade/lang';
+
+var _RE_SPECIAL_CHARS =
+  ['-', '[', ']', '/', '{', '}', '\\', '(', ')', '*', '+', '?', '.', '^', '$', '|'];
+var _ESCAPE_RE = RegExpWrapper.create(`[\\${_RE_SPECIAL_CHARS.join('\\')}]`);
+export function containsRegexp(input: string): RegExp {
+  return RegExpWrapper.create(
+    StringWrapper.replaceAllMapped(input, _ESCAPE_RE, (match) => `\\${match[0]}`));
+}
+