Remove wstring from gfx.

gfx/font.cc

 // Copyright (c) 2006-2008 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 "gfx/font.h"
 
 #include "base/utf_string_conversions.h"
 #include "gfx/platform_font.h"
 
 namespace gfx {
@@ skipping 12 matching lines @@
   return *this;
 }
 
 Font::Font(NativeFont native_font)
     : platform_font_(PlatformFont::CreateFromNativeFont(native_font)) {
 }
 
 Font::Font(PlatformFont* platform_font) : platform_font_(platform_font) {
 }
 
-Font::Font(const std::wstring& font_name, int font_size)
+Font::Font(const string16& font_name, int font_size)
     : platform_font_(PlatformFont::CreateFromNameAndSize(font_name,
                                                          font_size)) {
 }
 
 Font::~Font() {
 }
 
 Font Font::DeriveFont(int size_delta) const {
   return DeriveFont(size_delta, GetStyle());
 }
@@ skipping 19 matching lines @@
 }
 
 int Font::GetExpectedTextWidth(int length) const {
   return platform_font_->GetExpectedTextWidth(length);
 }
 
 int Font::GetStyle() const {
   return platform_font_->GetStyle();
 }
 
-const std::wstring& Font::GetFontName() const {
+const string16& Font::GetFontName() const {
   return platform_font_->GetFontName();
 }
 
 int Font::GetFontSize() const {
   return platform_font_->GetFontSize();
 }
 
 NativeFont Font::GetNativeFont() const {
   return platform_font_->GetNativeFont();
 }
 
 }  // namespace gfx