Add and specify Views::Textfield::SelectAll |reversed| flag, etc.

ui/views/controls/textfield/textfield_views_model.h

 // 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.
 
 #ifndef UI_VIEWS_CONTROLS_TEXTFIELD_TEXTFIELD_VIEWS_MODEL_H_
 #define UI_VIEWS_CONTROLS_TEXTFIELD_TEXTFIELD_VIEWS_MODEL_H_
 
 #include <list>
 #include <vector>
 
@@ skipping 133 matching lines @@
   // the range's start position, and ends with the range's end position,
   // therefore the cursor position becomes the end position.
   void SelectRange(const ui::Range& range);
 
   void GetSelectionModel(gfx::SelectionModel* sel) const;
 
   // The current composition text will be confirmed.
   // render_text_'s selection model is set to |sel|.
   void SelectSelectionModel(const gfx::SelectionModel& sel);
 
-  // Selects all text.
+  // Select the entire text range. If |reversed| is true, the range will end at
+  // the logical beginning of the text; this generally shows the leading portion
+  // of text that overflows its display area.
   // The current composition text will be confirmed.
-  void SelectAll();
+  void SelectAll(bool reversed);
 
   // Selects the word at which the cursor is currently positioned.
   // The current composition text will be confirmed.
   void SelectWord();
 
   // Clears selection.
   // The current composition text will be confirmed.
   void ClearSelection();
 
   // Returns true if there is an undoable edit.
@@ skipping 137 matching lines @@
   // 2) new edit is added. (redo history is cleared)
   // 3) redone all undone edits.
   EditHistory::iterator current_edit_;
 
   DISALLOW_COPY_AND_ASSIGN(TextfieldViewsModel);
 };
 
 }  // namespace views
 
 #endif  // UI_VIEWS_CONTROLS_TEXTFIELD_TEXTFIELD_VIEWS_MODEL_H_