views: implement width snapping for DialogDelegateViews

chrome/browser/ui/views/bookmarks/bookmark_editor_view.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 CHROME_BROWSER_UI_VIEWS_BOOKMARKS_BOOKMARK_EDITOR_VIEW_H_
 #define CHROME_BROWSER_UI_VIEWS_BOOKMARKS_BOOKMARK_EDITOR_VIEW_H_
 
 #include <stdint.h>
 
 #include <memory>
@@ skipping 66 matching lines @@
                      const EditDetails& details,
                      BookmarkEditor::Configuration configuration);
 
   ~BookmarkEditorView() override;
 
   // views::DialogDelegateView:
   base::string16 GetDialogButtonLabel(ui::DialogButton button) const override;
   bool IsDialogButtonEnabled(ui::DialogButton button) const override;
   views::View* CreateExtraView() override;
   ui::ModalType GetModalType() const override;
+  gfx::Size GetUnsnappedPreferredSize() const override;
   bool CanResize() const override;
   base::string16 GetWindowTitle() const override;
   bool Accept() override;
 
   // views::View:
-  gfx::Size GetPreferredSize() const override;
   void GetAccessibleNodeData(ui::AXNodeData* node_data) override;
 
   // views::TreeViewController:
   void OnTreeViewSelectionChanged(views::TreeView* tree_view) override;
   bool CanEdit(views::TreeView* tree_view, ui::TreeModelNode* node) override;
 
   // views::TextfieldController:
   void ContentsChanged(views::Textfield* sender,
                        const base::string16& new_contents) override;
   bool HandleKeyEvent(views::Textfield* sender,
@@ skipping 166 matching lines @@
   // Is the tree shown?
   bool show_tree_;
 
   // List of deleted bookmark folders.
   std::vector<int64_t> deletes_;
 
   DISALLOW_COPY_AND_ASSIGN(BookmarkEditorView);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_BOOKMARKS_BOOKMARK_EDITOR_VIEW_H_