Replace string16 with base::string16 in src/webkit

webkit/glue/web_io_operators.cc

 // Copyright (c) 2011 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.
 
 #include "webkit/glue/web_io_operators.h"
 
 #include <ostream>
 
 #include "third_party/WebKit/Source/Platform/chromium/public/WebPoint.h"
 #include "third_party/WebKit/Source/Platform/chromium/public/WebRect.h"
 #include "ui/gfx/point.h"
 #include "ui/gfx/rect.h"
 
 #if defined(WCHAR_T_IS_UTF32)
-#include "base/string16.h"
+#include "base/string16.h.h"
 #include "third_party/WebKit/Source/Platform/chromium/public/WebString.h"
 #endif  // defined(WCHAR_T_IS_UTF32)
 
 namespace WebKit {
 
 #if defined(WCHAR_T_IS_UTF32)
 std::ostream& operator<<(std::ostream& out, const WebString& s) {
-  return out << static_cast<string16>(s);
+  return out << static_cast<base::string16>(s);
 }
 #endif  // defined(WCHAR_T_IS_UTF32)
 
 std::ostream& operator<<(std::ostream& out, const WebPoint& p) {
   return out << static_cast<gfx::Point>(p).ToString();
 }
 
 std::ostream& operator<<(std::ostream& out, const WebRect& p) {
   return out << static_cast<gfx::Rect>(p).ToString();
 }
 
 }  // namespace WebKit