Add rounded corners to the read later bubble.

Bug: 1109316
Change-Id: I51cda7d729f1039c8f9edd33ca36a11ece4a73b5
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2456287Reviewed-by: Connie Wan <connily@chromium.org>
Commit-Queue: Caroline Rising <corising@chromium.org>
Cr-Commit-Position: refs/heads/master@{#814794}

chrome/browser/ui/views/read_later/read_later_bubble_view.cc

@@ -11,6 +11,7 @@
 #include "chrome/browser/ui/views/chrome_layout_provider.h"
 #include "chrome/common/webui_url_constants.h"
 #include "ui/gfx/geometry/insets.h"
+#include "ui/gfx/geometry/rounded_corners_f.h"
 #include "ui/views/bubble/bubble_dialog_delegate_view.h"
 #include "ui/views/controls/button/button.h"
 #include "ui/views/controls/webview/webview.h"
@@ -59,5 +60,10 @@ ReadLaterBubbleView::ReadLaterBubbleView(const Browser* browser,
 
 ReadLaterBubbleView::~ReadLaterBubbleView() = default;
 
+void ReadLaterBubbleView::AddedToWidget() {
+  BubbleDialogDelegateView::AddedToWidget();
+  web_view_->holder()->SetCornerRadii(gfx::RoundedCornersF(GetCornerRadius()));
+}
+
 void ReadLaterBubbleView::ReadingListModelLoaded(
     const ReadingListModel* model) {}

chrome/browser/ui/views/read_later/read_later_bubble_view.h

@@ -34,6 +34,9 @@ class ReadLaterBubbleView : public views::BubbleDialogDelegateView,
 
   ~ReadLaterBubbleView() override;
 
+  // views::BubbleDialogDelegateView:
+  void AddedToWidget() override;
+
   // ReadingListModelObserver:
   void ReadingListModelLoaded(const ReadingListModel* model) override;