views: implement width snapping for DialogDelegateViews

chrome/browser/ui/views/profiles/user_manager_view.cc

 // Copyright 2014 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/profiles/user_manager_view.h"
 
 #include "base/callback.h"
 #include "base/memory/ptr_util.h"
 #include "base/time/time.h"
 #include "build/build_config.h"
@@ skipping 54 matching lines @@
     : parent_(parent), web_view_(web_view), email_address_(email_address) {
   AddChildView(web_view_);
   SetLayoutManager(new views::FillLayout());
 
   web_view_->GetWebContents()->SetDelegate(this);
   web_view_->LoadInitialURL(url);
 }
 
 UserManagerProfileDialogDelegate::~UserManagerProfileDialogDelegate() {}
 
-gfx::Size UserManagerProfileDialogDelegate::GetPreferredSize() const {
+gfx::Size UserManagerProfileDialogDelegate::GetUnsnappedPreferredSize() const {
   return switches::UsePasswordSeparatedSigninFlow()

[Peter Kasting, 2017/03/30 00:35:35]

The cases in this file really should also have bugs and TODOs on sizing them
programmatically...

              ? gfx::Size(UserManagerProfileDialog::kDialogWidth,
                          UserManagerProfileDialog::kDialogHeight)
              : gfx::Size(
                    UserManagerProfileDialog::kPasswordCombinedDialogWidth,
                    UserManagerProfileDialog::kPasswordCombinedDialogHeight);
 }
 
 void UserManagerProfileDialogDelegate::DisplayErrorMessage() {
   web_view_->LoadInitialURL(GURL(chrome::kChromeUISigninErrorURL));
 }
@@ skipping 313 matching lines @@
 
 bool UserManagerView::AcceleratorPressed(const ui::Accelerator& accelerator) {
   int key = accelerator.key_code();
   int modifier = accelerator.modifiers();
   DCHECK((key == ui::VKEY_W && modifier == ui::EF_CONTROL_DOWN) ||
          (key == ui::VKEY_F4 && modifier == ui::EF_ALT_DOWN));
   GetWidget()->Close();
   return true;
 }
 
-gfx::Size UserManagerView::GetPreferredSize() const {
+gfx::Size UserManagerView::GetUnsnappedPreferredSize() const {
   return gfx::Size(UserManager::kWindowWidth, UserManager::kWindowHeight);
 }
 
 bool UserManagerView::CanResize() const {
   return true;
 }
 
 bool UserManagerView::CanMaximize() const {
   return true;
 }
@@ skipping 27 matching lines @@
     delegate_->DisplayErrorMessage();
 }
 
 void UserManagerView::SetSigninProfilePath(const base::FilePath& profile_path) {
   signin_profile_path_ = profile_path;
 }
 
 base::FilePath UserManagerView::GetSigninProfilePath() {
   return signin_profile_path_;
 }