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

chrome/browser/ui/views/download/download_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 "chrome/browser/ui/views/download/download_item_view.h"
 
 #include <algorithm>
 #include <vector>
 
 #include "base/bind.h"
@@ skipping 1225 matching lines @@
   // a short string (e.g.: "This file is malicious") from being broken up
   // unnecessarily.
   while (iter.Advance() && min_width > kDangerousTextWidth) {
     size_t pos = iter.pos();
     if (pos >= original_text.length())
       break;
     base::string16 current_text = original_text;
     // This can be a low surrogate codepoint, but u_isUWhiteSpace will
     // return false and inserting a new line after a surrogate pair
     // is perfectly ok.
-    char16 line_end_char = current_text[pos - 1];
+    base::char16 line_end_char = current_text[pos - 1];
     if (u_isUWhiteSpace(line_end_char))
-      current_text.replace(pos - 1, 1, 1, char16('\n'));
+      current_text.replace(pos - 1, 1, 1, base::char16('\n'));
     else
-      current_text.insert(pos, 1, char16('\n'));
+      current_text.insert(pos, 1, base::char16('\n'));
     dangerous_download_label_->SetText(current_text);
     size = dangerous_download_label_->GetPreferredSize();
 
     // If the width is growing again, it means we passed the optimal width spot.
     if (size.width() > min_width) {
       dangerous_download_label_->SetText(prev_text);
       break;
     } else {
       min_width = size.width();
     }
@@ skipping 18 matching lines @@
   if (x > drop_down_x_left_ && x < drop_down_x_right_)
     return true;
   return false;
 }
 
 void DownloadItemView::UpdateAccessibleName() {
   base::string16 new_name;
   if (IsShowingWarningDialog()) {
     new_name = dangerous_download_label_->text();
   } else {
-    new_name = status_text_ + char16(' ') +
+    new_name = status_text_ + base::char16(' ') +
         download()->GetFileNameToReportUser().LossyDisplayName();
   }
 
   // If the name has changed, notify assistive technology that the name
   // has changed so they can announce it immediately.
   if (new_name != accessible_name_) {
     accessible_name_ = new_name;
     NotifyAccessibilityEvent(ui::AccessibilityTypes::EVENT_NAME_CHANGED, true);
   }
 }
@@ skipping 15 matching lines @@
 void DownloadItemView::AnimateStateTransition(State from, State to,
                                               gfx::SlideAnimation* animation) {
   if (from == NORMAL && to == HOT) {
     animation->Show();
   } else if (from == HOT && to == NORMAL) {
     animation->Hide();
   } else if (from != to) {
     animation->Reset((to == HOT) ? 1.0 : 0.0);
   }
 }