base/i18n: Pass |str| as const reference in BreakIterator::Init().

views/controls/textfield/textfield_views_model.cc

 // Copyright (c) 2011 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 "views/controls/textfield/textfield_views_model.h"
 
 #include <algorithm>
 
 #include "base/i18n/break_iterator.h"
 #include "base/logging.h"
@@ skipping 413 matching lines @@
   }
 }
 
 void TextfieldViewsModel::MoveCursorToPreviousWord(bool select) {
   if (HasCompositionText())
     ConfirmCompositionText();
   // Notes: We always iterate words from the begining.
   // This is probably fast enough for our usage, but we may
   // want to modify WordIterator so that it can start from the
   // middle of string and advance backwards.
-  base::i18n::BreakIterator iter(&text_, base::i18n::BreakIterator::BREAK_WORD);
+  base::i18n::BreakIterator iter(text_, base::i18n::BreakIterator::BREAK_WORD);
   bool success = iter.Init();
   DCHECK(success);
   if (!success)
     return;
   int last = 0;
   while (iter.Advance()) {
     if (iter.IsWord()) {
       size_t begin = iter.pos() - iter.GetString().length();
       if (begin == cursor_pos_) {
         // The cursor is at the beginning of a word.
@@ skipping 11 matching lines @@
   }
 
   cursor_pos_ = last;
   if (!select)
     ClearSelection();
 }
 
 void TextfieldViewsModel::MoveCursorToNextWord(bool select) {
   if (HasCompositionText())
     ConfirmCompositionText();
-  base::i18n::BreakIterator iter(&text_, base::i18n::BreakIterator::BREAK_WORD);
+  base::i18n::BreakIterator iter(text_, base::i18n::BreakIterator::BREAK_WORD);
   bool success = iter.Init();
   DCHECK(success);
   if (!success)
     return;
   size_t pos = 0;
   while (iter.Advance()) {
     pos = iter.pos();
     if (iter.IsWord() && pos > cursor_pos_) {
       break;
     }
@@ skipping 414 matching lines @@
     text_.erase(delete_from, delete_to - delete_from);
   if (!new_text.empty())
     text_.insert(new_text_insert_at, new_text);
   cursor_pos_ = new_cursor_pos;
   ClearSelection();
   // TODO(oshima): mac selects the text that is just undone (but gtk doesn't).
   // This looks fine feature and we may want to do the same.
 }
 
 }  // namespace views