Update some uses of char16 to use the base:: namespace.

ui/views/controls/menu/menu_item_view.cc

 // Copyright (c) 2012 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 "ui/views/controls/menu/menu_item_view.h"
 
 #include "base/i18n/case_conversion.h"
 #include "base/stl_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "grit/ui_resources.h"
@@ skipping 177 matching lines @@
          anchor == MenuItemView::BUBBLE_BELOW;
 }
 
 // static
 base::string16 MenuItemView::GetAccessibleNameForMenuItem(
       const base::string16& item_text, const base::string16& minor_text) {
   base::string16 accessible_name = item_text;
 
   // Filter out the "&" for accessibility clients.
   size_t index = 0;
-  const char16 amp = '&';
+  const base::char16 amp = '&';
   while ((index = accessible_name.find(amp, index)) != base::string16::npos &&
          index + 1 < accessible_name.length()) {
     accessible_name.replace(index, accessible_name.length() - index,
                             accessible_name.substr(index + 1));
 
     // Special case for "&&" (escaped for "&").
     if (accessible_name[index] == '&')
       ++index;
   }
 
@@ skipping 226 matching lines @@
 }
 
 const MenuItemView* MenuItemView::GetRootMenuItem() const {
   const MenuItemView* item = this;
   for (const MenuItemView* parent = GetParentMenuItem(); parent;
        parent = item->GetParentMenuItem())
     item = parent;
   return item;
 }
 
-char16 MenuItemView::GetMnemonic() {
+base::char16 MenuItemView::GetMnemonic() {
   if (!GetRootMenuItem()->has_mnemonics_)
     return 0;
 
   size_t index = 0;
   do {
     index = title_.find('&', index);
     if (index != base::string16::npos) {
       if (index + 1 != title_.size() && title_[index + 1] != '&') {
-        char16 char_array[] = { title_[index + 1], 0 };
+        base::char16 char_array[] = { title_[index + 1], 0 };
         // TODO(jshin): What about Turkish locale? See http://crbug.com/81719.
         // If the mnemonic is capital I and the UI language is Turkish,
         // lowercasing it results in 'small dotless i', which is different
         // from a 'dotted i'. Similar issues may exist for az and lt locales.
         return base::i18n::ToLower(char_array)[0];
       }
       index++;
     }
   } while (index != base::string16::npos);
   return 0;
@@ skipping 597 matching lines @@
     } else {
       const Type& type = menu_item->GetType();
       if (type == CHECKBOX || type == RADIO)
         return true;
     }
   }
   return false;
 }
 
 }  // namespace views