url: Get rid of UTF16Char type.

url/third_party/mozilla/url_parse.h

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef URL_THIRD_PARTY_MOZILLA_URL_PARSE_H_
 #define URL_THIRD_PARTY_MOZILLA_URL_PARSE_H_
 
 #include "base/strings/string16.h"
 #include "url/url_export.h"
 
 namespace url {
 
-// Deprecated, but WebKit/WebCore/platform/KURLGooglePrivate.h and
-// KURLGoogle.cpp still rely on this type.
-typedef base::char16 UTF16Char;
-
 // Component ------------------------------------------------------------------
 
 // Represents a substring for URL parsing.
 struct Component {
   Component() : begin(0), len(-1) {}
 
   // Normal constructor: takes an offset and a length.
   Component(int b, int l) : begin(b), len(l) {}
 
   int end() const {
@@ skipping 333 matching lines @@
                                      Component* key,
                                      Component* value);
 URL_EXPORT bool ExtractQueryKeyValue(const base::char16* url,
                                      Component* query,
                                      Component* key,
                                      Component* value);
 
 }  // namespace url
 
 #endif  // URL_THIRD_PARTY_MOZILLA_URL_PARSE_H_