views: implement width snapping for DialogDelegateViews

chrome/browser/ui/views/content_setting_bubble_contents.h

 // 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.
 
 #ifndef CHROME_BROWSER_UI_VIEWS_CONTENT_SETTING_BUBBLE_CONTENTS_H_
 #define CHROME_BROWSER_UI_VIEWS_CONTENT_SETTING_BUBBLE_CONTENTS_H_
 
 #include <list>
 #include <map>
 
@@ skipping 34 matching lines @@
                                      public views::LinkListener,
                                      public views::ComboboxListener {
  public:
   ContentSettingBubbleContents(
       ContentSettingBubbleModel* content_setting_bubble_model,
       content::WebContents* web_contents,
       views::View* anchor_view,
       views::BubbleBorder::Arrow arrow);
   ~ContentSettingBubbleContents() override;
 
-  gfx::Size GetPreferredSize() const override;
+  gfx::Size GetUnsnappedPreferredSize() const override;
 
  protected:
   // views::BubbleDialogDelegateView:
   void Init() override;
   View* CreateExtraView() override;
   bool Accept() override;
   bool Close() override;
   int GetDialogButtons() const override;
   base::string16 GetDialogButtonLabel(ui::DialogButton button) const override;
 
@@ skipping 52 matching lines @@
   views::LabelButton* manage_button_;
   views::Link* learn_more_link_;
 
   // Combobox models the bubble owns.
   std::list<MediaComboboxModel> combobox_models_;
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(ContentSettingBubbleContents);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_CONTENT_SETTING_BUBBLE_CONTENTS_H_