Removed the "Don't ask again" button on the default browser prompt

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..a4f449f0f27865b33146d107652a9d6c7179d1be 100644
--- a/chrome/browser/ui/startup/default_browser_infobar_delegate.h
+++ b/chrome/browser/ui/startup/default_browser_infobar_delegate.h
@@ -42,8 +42,8 @@ class DefaultBrowserInfoBarDelegate : public ConfirmInfoBarDelegate {
   enum InfoBarUserInteraction {
     // The user clicked the "OK" (i.e., "Set as default") button.
     ACCEPT_INFO_BAR = 0,
-    // The user clicked the "Cancel" (i.e., "Don't ask again") button.
-    CANCEL_INFO_BAR = 1,
+    // The cancel button is deprecated.
+    // CANCEL_INFO_BAR = 1,
     // The user did not interact with the info bar.
     IGNORE_INFO_BAR = 2,

[grt (UTC plus 2), 2016/07/14 06:31:16]

how about distinct buckets for "didn't interact" and "clicked the 'x' to
dismiss"?

[Patrick Monette, 2016/07/14 17:42:57]

Fixed this recently
https://codereview.chromium.org/2139753002/

[grt (UTC plus 2), 2016/07/14 18:54:15]

Damn, you're good!

     NUM_INFO_BAR_USER_INTERACTION_TYPES
@@ -62,10 +62,10 @@ class DefaultBrowserInfoBarDelegate : public ConfirmInfoBarDelegate {
   bool ShouldExpire(const NavigationDetails& details) const override;
   void InfoBarDismissed() override;
   base::string16 GetMessageText() const override;
+  int GetButtons() const override;
   base::string16 GetButtonLabel(InfoBarButton button) const override;
   bool OKButtonTriggersUACPrompt() const override;
   bool Accept() override;
-  bool Cancel() override;
 
   // Declared virtual so tests can override.
   virtual scoped_refptr<shell_integration::DefaultBrowserWorker>