Make sure bubbles in Views default to close before their RenderFrameHosts.

components/bubble/bubble_controller.h

Index: components/bubble/bubble_controller.h
diff --git a/components/bubble/bubble_controller.h b/components/bubble/bubble_controller.h
index f86452f762c9a95ee541bee1fb32a8f913ebd3b0..78889be30a242b2f59ffcc45662b8c9429986be2 100644
--- a/components/bubble/bubble_controller.h
+++ b/components/bubble/bubble_controller.h
@@ -15,6 +15,10 @@ class BubbleDelegate;
 class BubbleManager;
 class BubbleUi;
 
+namespace content {
+class RenderFrameHost;
+}
+
 // BubbleController is responsible for the lifetime of the delegate and its UI.
 class BubbleController : public base::SupportsWeakPtr<BubbleController> {
  public:
@@ -48,6 +52,9 @@ class BubbleController : public base::SupportsWeakPtr<BubbleController> {
   // Returns true if the bubble should be closed.
   bool ShouldClose(BubbleCloseReason reason) const;
 
+  // Returns true if |frame| owns this bubble.
+  bool OwningFrameIs(const content::RenderFrameHost* frame) const;
+
   // Cleans up the delegate and its UI.
   void DoClose();