views: implement width snapping for DialogDelegateViews

chrome/browser/ui/views/webshare/webshare_target_picker_view.cc

 // Copyright 2017 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 "chrome/browser/ui/views/webshare/webshare_target_picker_view.h"
 
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/ui/views/harmony/layout_delegate.h"
 #include "chrome/grit/generated_resources.h"
 #include "components/constrained_window/constrained_window_views.h"
@@ skipping 97 matching lines @@
   layout->SetFlexForView(table_parent, 1);
 }
 
 WebShareTargetPickerView::~WebShareTargetPickerView() {
   // Clear the pointer from |table_| which currently points at |table_model_|.
   // Otherwise, |table_model_| will be deleted before |table_|, and |table_|'s
   // destructor will try to call a method on the model.
   table_->SetModel(nullptr);
 }
 
-gfx::Size WebShareTargetPickerView::GetPreferredSize() const {
+gfx::Size WebShareTargetPickerView::GetUnsnappedPreferredSize() const {
   return gfx::Size(kDialogWidth, kDialogHeight);
 }
 
 ui::ModalType WebShareTargetPickerView::GetModalType() const {
   return ui::MODAL_TYPE_WINDOW;
 }
 
 base::string16 WebShareTargetPickerView::GetWindowTitle() const {
   return l10n_util::GetStringUTF16(IDS_WEBSHARE_TARGET_PICKER_TITLE);
 }
@@ skipping 31 matching lines @@
   return true;
 }
 
 void WebShareTargetPickerView::OnSelectionChanged() {
   GetDialogClientView()->UpdateDialogButtons();
 }
 
 void WebShareTargetPickerView::OnDoubleClick() {
   GetDialogClientView()->AcceptWindow();
 }