Use labels to display views tab titles.

ui/message_center/views/bounded_label.cc

 // Copyright 2013 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/message_center/views/bounded_label.h"
 
 #include <limits>
 
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
@@ skipping 180 matching lines @@
   ClearCaches();
 }
 
 int InnerBoundedLabel::GetTextFlags() {
   int flags = gfx::Canvas::MULTI_LINE | gfx::Canvas::CHARACTER_BREAK;
 
   // We can't use subpixel rendering if the background is non-opaque.
   if (SkColorGetA(background_color()) != 0xFF)
     flags |= gfx::Canvas::NO_SUBPIXEL_RENDERING;
 
-  if (directionality_mode() ==
-      views::Label::AUTO_DETECT_DIRECTIONALITY) {
+  if (directionality_mode() == gfx::DIRECTIONALITY_FORCE_LTR) {
+    flags |= gfx::Canvas::FORCE_LTR_DIRECTIONALITY;
+  } else if (directionality_mode() == gfx::DIRECTIONALITY_FORCE_RTL) {
+    flags |= gfx::Canvas::FORCE_RTL_DIRECTIONALITY;
+  } else if (directionality_mode() == gfx::DIRECTIONALITY_FROM_TEXT) {
     base::i18n::TextDirection direction =
         base::i18n::GetFirstStrongCharacterDirection(text());
     if (direction == base::i18n::RIGHT_TO_LEFT)
       flags |= gfx::Canvas::FORCE_RTL_DIRECTIONALITY;
     else
       flags |= gfx::Canvas::FORCE_LTR_DIRECTIONALITY;
   }
 
   return flags;
 }
@@ skipping 135 matching lines @@
 
 void BoundedLabel::OnNativeThemeChanged(const ui::NativeTheme* theme) {
   label_->SetNativeTheme(theme);
 }
 
 base::string16 BoundedLabel::GetWrappedTextForTest(int width, int lines) {
   return JoinString(label_->GetWrappedText(width, lines), '\n');
 }
 
 }  // namespace message_center