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

ui/views/controls/message_box_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/message_box_view.h"
 
 #include "base/i18n/rtl.h"
 #include "base/message_loop/message_loop.h"
 #include "base/strings/string_split.h"
 #include "base/strings/utf_string_conversions.h"
@@ skipping 18 matching lines @@
 // Paragraph separators are defined in
 // http://www.unicode.org/Public/6.0.0/ucd/extracted/DerivedBidiClass.txt
 //
 // # Bidi_Class=Paragraph_Separator
 //
 // 000A          ; B # Cc       <control-000A>
 // 000D          ; B # Cc       <control-000D>
 // 001C..001E    ; B # Cc   [3] <control-001C>..<control-001E>
 // 0085          ; B # Cc       <control-0085>
 // 2029          ; B # Zp       PARAGRAPH SEPARATOR
-bool IsParagraphSeparator(char16 c) {
+bool IsParagraphSeparator(base::char16 c) {
   return ( c == 0x000A || c == 0x000D || c == 0x001C || c == 0x001D ||
            c == 0x001E || c == 0x0085 || c == 0x2029);
 }
 
 // Splits |text| into a vector of paragraphs.
 // Given an example "\nabc\ndef\n\n\nhij\n", the split results should be:
 // "", "abc", "def", "", "", "hij", and "".
 void SplitStringIntoParagraphs(const base::string16& text,
                                std::vector<base::string16>* paragraphs) {
   paragraphs->clear();
@@ skipping 220 matching lines @@
   }
 
   if (link_) {
     layout->AddPaddingRow(0, inter_row_vertical_spacing_);
     layout->StartRow(0, extra_column_view_set_id);
     layout->AddView(link_);
   }
 }
 
 }  // namespace views