Use FillLayout in RelaunchRequiredDialogView

BUG=1005568

Change-Id: I36dd422d65620ac945bd139b41afd274f2837f0f
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1820045
Auto-Submit: Robert Liao <robliao@chromium.org>
Commit-Queue: Greg Thompson <grt@chromium.org>
Reviewed-by: Greg Thompson <grt@chromium.org>
Cr-Commit-Position: refs/heads/master@{#699234}

chrome/browser/ui/views/relaunch_notification/relaunch_required_dialog_view.cc

@@ -26,6 +26,7 @@
 #include "ui/gfx/text_constants.h"
 #include "ui/views/border.h"
 #include "ui/views/controls/label.h"
+#include "ui/views/layout/fill_layout.h"
 #include "ui/views/layout/layout_provider.h"
 #include "ui/views/style/typography.h"
 #include "ui/views/view.h"
@@ -107,16 +108,6 @@ bool RelaunchRequiredDialogView::ShouldShowWindowIcon() const {
   return true;
 }
 
-int RelaunchRequiredDialogView::GetHeightForWidth(int width) const {
-  const gfx::Insets insets = GetInsets();
-  return body_label_->GetHeightForWidth(width - insets.width()) +
-         insets.height();
-}
-
-void RelaunchRequiredDialogView::Layout() {
-  body_label_->SetBoundsRect(GetContentsBounds());
-}
-
 gfx::Size RelaunchRequiredDialogView::CalculatePreferredSize() const {
   const int width = ChromeLayoutProvider::Get()->GetDistanceMetric(
                         DISTANCE_MODAL_DIALOG_PREFERRED_WIDTH) -
@@ -135,6 +126,7 @@ RelaunchRequiredDialogView::RelaunchRequiredDialogView(
           deadline,
           base::BindRepeating(&RelaunchRequiredDialogView::UpdateWindowTitle,
                               base::Unretained(this))) {
+  SetLayoutManager(std::make_unique<views::FillLayout>());
   chrome::RecordDialogCreation(chrome::DialogIdentifier::RELAUNCH_REQUIRED);
   set_margins(ChromeLayoutProvider::Get()->GetDialogInsetsForContentType(
       views::TEXT, views::TEXT));

chrome/browser/ui/views/relaunch_notification/relaunch_required_dialog_view.h

@@ -48,8 +48,6 @@ class RelaunchRequiredDialogView : views::DialogDelegateView {
   bool ShouldShowCloseButton() const override;
   gfx::ImageSkia GetWindowIcon() override;
   bool ShouldShowWindowIcon() const override;
-  int GetHeightForWidth(int width) const override;
-  void Layout() override;
 
  protected:
   // views::DialogDelegateView: