Add GetTextDirection to ui::TextInputClient API.

ui/views/controls/prefix_selector.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/views/controls/prefix_selector.h"
 
 #include "base/i18n/case_conversion.h"
 #include "ui/base/ime/input_method.h"
 #include "ui/base/ime/text_input_type.h"
 #include "ui/gfx/range/range.h"
@@ skipping 46 matching lines @@
 }
 
 ui::TextInputType PrefixSelector::GetTextInputType() const {
   return ui::TEXT_INPUT_TYPE_TEXT;
 }
 
 ui::TextInputMode PrefixSelector::GetTextInputMode() const {
   return ui::TEXT_INPUT_MODE_DEFAULT;
 }
 
+base::i18n::TextDirection PrefixSelector::GetTextDirection() const {
+  return base::i18n::UNKNOWN_DIRECTION;
+}
+
 int PrefixSelector::GetTextInputFlags() const {
   return 0;
 }
 
 bool PrefixSelector::CanComposeInline() const {
   return false;
 }
 
 gfx::Rect PrefixSelector::GetCaretBounds() const {
   gfx::Rect rect(prefix_delegate_->GetVisibleBounds().origin(), gfx::Size());
@@ skipping 110 matching lines @@
   return (model_text.size() >= lower_text.size()) &&
       (model_text.compare(0, lower_text.size(), lower_text) == 0);
 }
 
 void PrefixSelector::ClearText() {
   current_text_.clear();
   time_of_last_key_ = base::TimeTicks();
 }
 
 }  // namespace views