Separate the URL of an infobar link with clicking on it.

components/infobars/core/confirm_infobar_delegate.h

Index: components/infobars/core/confirm_infobar_delegate.h
diff --git a/components/infobars/core/confirm_infobar_delegate.h b/components/infobars/core/confirm_infobar_delegate.h
index d36ea224a272009f16eb86c784a12442358af7fc..479bab7ac5aa6dfce795ae260fa0ade2cfe037a3 100644
--- a/components/infobars/core/confirm_infobar_delegate.h
+++ b/components/infobars/core/confirm_infobar_delegate.h
@@ -9,6 +9,7 @@
 #include "base/strings/string16.h"
 #include "components/infobars/core/infobar_delegate.h"
 #include "components/infobars/core/infobar_manager.h"
+#include "url/gurl.h"
 
 namespace infobars {
 class InfoBar;
@@ -55,10 +56,13 @@ class ConfirmInfoBarDelegate : public infobars::InfoBarDelegate {
   virtual bool Cancel();
 
   // Returns the text of the link to be displayed, if any. Otherwise returns
-  // and empty string.
+  // an empty string.
   virtual base::string16 GetLinkText() const;
 
-  // Called when the Link (if any) is clicked. The |disposition| specifies how
+  // Returns the URL of the link to be displayed.
+  virtual GURL GetLinkURL() const;
+
+  // Called when the link (if any) is clicked. The |disposition| specifies how
   // the resulting document should be loaded (based on the event flags present
   // when the link was clicked). If this function returns true, the infobar is
   // then immediately closed. Subclasses MUST NOT return true if in handling