Views Textfield fixes and cleanup.

ui/views/controls/tree/tree_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 "ui/views/controls/tree/tree_view.h"
 
 #include <algorithm>
 
 #include "base/i18n/rtl.h"
 #include "base/message_loop/message_loop.h"
@@ skipping 143 matching lines @@
     return;  // Selection failed for some reason, don't start editing.
   DCHECK(!editing_);
   editing_ = true;
   if (!editor_) {
     editor_ = new Textfield;
     // Add the editor immediately as GetPreferredSize returns the wrong thing if
     // not parented.
     AddChildView(editor_);
     editor_->SetFontList(font_list_);
     empty_editor_size_ = editor_->GetPreferredSize();
-    editor_->SetController(this);
+    editor_->set_controller(this);
   }
   editor_->SetText(selected_node_->model_node()->GetTitle());
   LayoutEditor();
   editor_->SetVisible(true);
   SchedulePaintForNode(selected_node_);
   editor_->RequestFocus();
   editor_->SelectAll(false);
 
   // Listen for focus changes so that we can cancel editing.
   focus_manager_ = GetFocusManager();
@@ skipping 861 matching lines @@
   if (!is_expanded_)
     return max_width;
   for (int i = 0; i < child_count(); ++i) {
     max_width = std::max(max_width,
                          GetChild(i)->GetMaxWidth(indent, depth + 1));
   }
   return max_width;
 }
 
 }  // namespace views