Corrects ContentSettingBubbleContents to show bubble with arrow when animation is paused

chrome/browser/ui/views/content_setting_bubble_contents.h

Index: chrome/browser/ui/views/content_setting_bubble_contents.h
diff --git a/chrome/browser/ui/views/content_setting_bubble_contents.h b/chrome/browser/ui/views/content_setting_bubble_contents.h
index 86b2e1047a1a6e92e6925139c1e112a7bea262d6..1b787ba3ef3373da2286762ec1e8f7a449470023 100644
--- a/chrome/browser/ui/views/content_setting_bubble_contents.h
+++ b/chrome/browser/ui/views/content_setting_bubble_contents.h
@@ -34,6 +34,7 @@ class LabelButton;
 class MenuButton;
 class MenuRunner;
 class RadioButton;
+class Widget;
 }
 
 // ContentSettingBubbleContents is used when the user turns on different kinds
@@ -64,6 +65,10 @@ class ContentSettingBubbleContents : public content::WebContentsObserver,
   void UpdateMenuLabel(content::MediaStreamType type,
                        const std::string& label);
 
+  // Creates and shows the bubble. Returns a bubble widget. With Material Design
+  // the bubble doesn't have an arrow unless |show_arrow| is set.
+  views::Widget* Show(bool show_arrow);
+
  protected:
   // views::BubbleDelegateView:
   void Init() override;