Close the save card bubble on tab switch.

chrome/browser/ui/views/autofill/save_card_bubble_views.cc

Index: chrome/browser/ui/views/autofill/save_card_bubble_views.cc
diff --git a/chrome/browser/ui/views/autofill/save_card_bubble_views.cc b/chrome/browser/ui/views/autofill/save_card_bubble_views.cc
index 41e7293b0e1d89305421c131a973c3d64f291a1e..09f2591f153fa0bf0be51cb14ee4dfb395f68984 100644
--- a/chrome/browser/ui/views/autofill/save_card_bubble_views.cc
+++ b/chrome/browser/ui/views/autofill/save_card_bubble_views.cc
@@ -65,16 +65,27 @@ SaveCardBubbleViews::SaveCardBubbleViews(views::View* anchor_view,
       learn_more_link_(nullptr) {
   DCHECK(controller);
   views::BubbleDelegateView::CreateBubble(this);
+  save_card_bubble_view_ = this;
 }
 
+// static
+SaveCardBubbleViews* SaveCardBubbleViews::save_card_bubble_view_ = nullptr;
+
 SaveCardBubbleViews::~SaveCardBubbleViews() {}
 
 void SaveCardBubbleViews::Show(DisplayReason reason) {
   ShowForReason(reason);
 }
 
+// static
+void SaveCardBubbleViews::CloseBubble() {
+  if (save_card_bubble_view_ && save_card_bubble_view_->controller_)
+    save_card_bubble_view_->controller_->HideBubble();
+}
+
 void SaveCardBubbleViews::Hide() {
   controller_ = nullptr;
+  save_card_bubble_view_ = nullptr;
   Close();
 }
 
@@ -93,6 +104,7 @@ bool SaveCardBubbleViews::ShouldShowWindowTitle() const {
 void SaveCardBubbleViews::WindowClosing() {
   if (controller_)
     controller_->OnBubbleClosed();
+  save_card_bubble_view_ = nullptr;
 }
 
 void SaveCardBubbleViews::ButtonPressed(views::Button* sender,
@@ -103,6 +115,7 @@ void SaveCardBubbleViews::ButtonPressed(views::Button* sender,
     DCHECK_EQ(sender, cancel_button_);
     controller_->OnCancelButton();
   }
+  save_card_bubble_view_ = nullptr;
   Close();
 }