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..82f73364db7fac00571b9e2c6cb562655654ebc6 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;
@@ -55,14 +56,20 @@ 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
-  // 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
-  // this call something triggers the infobar to begin closing.
+  // Returns the URL of the link to be displayed.
+  virtual GURL GetLinkURL() const;
+
+  // Called when the link (if any) is clicked; if this function returns true,
+  // the infobar is then immediately closed. The default implementation opens
+  // the URL returned by GetLinkURL(), above, and returns false. Subclasses MUST
+  // NOT return true if in handling this call something triggers the infobar to
+  // begin closing.
+  //
+  // The |disposition| specifies how the resulting document should be loaded
+  // (based on the event flags present when the link was clicked).
   virtual bool LinkClicked(WindowOpenDisposition disposition);
 
  protected: