Now correctly tracks the case where the default browser prompt is ignored.

chrome/browser/ui/startup/default_browser_infobar_delegate.h

Index: chrome/browser/ui/startup/default_browser_infobar_delegate.h
diff --git a/chrome/browser/ui/startup/default_browser_infobar_delegate.h b/chrome/browser/ui/startup/default_browser_infobar_delegate.h
index 99b7ffd64c03ea38a1110b93a81f168e00402b84..9b56c47501900e5f4b45fdd475fcf41c9fe6444f 100644
--- a/chrome/browser/ui/startup/default_browser_infobar_delegate.h
+++ b/chrome/browser/ui/startup/default_browser_infobar_delegate.h
@@ -46,6 +46,8 @@ class DefaultBrowserInfoBarDelegate : public ConfirmInfoBarDelegate {
     CANCEL_INFO_BAR = 1,
     // The user did not interact with the info bar.
     IGNORE_INFO_BAR = 2,
+    // The user explicitly closed the infobar.
+    DISMISS_INFO_BAR = 3,
     NUM_INFO_BAR_USER_INTERACTION_TYPES
   };
 
@@ -85,6 +87,9 @@ class DefaultBrowserInfoBarDelegate : public ConfirmInfoBarDelegate {
   // Whether the info bar should be dismissed on the next navigation.
   bool should_expire_;
 
+  // Indicates if the user interacted with the infobar.
+  bool action_taken_;
+
   // Used to delay the expiration of the info-bar.
   base::WeakPtrFactory<DefaultBrowserInfoBarDelegate> weak_factory_;