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

chrome/browser/media/media_stream_infobar_delegate.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/media/media_stream_infobar_delegate.h"
 
 #include "base/logging.h"
 #include "base/metrics/histogram.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/infobars/infobar_service.h"
@@ skipping 128 matching lines @@
   UMA_HISTOGRAM_ENUMERATION("Media.DevicePermissionActions",
                             kDeny, kPermissionActionsMax);
   controller_->PermissionDenied();
   return true;
 }
 
 base::string16 MediaStreamInfoBarDelegate::GetLinkText() const {
   return base::string16();
 }
 
+GURL MediaStreamInfoBarDelegate::GetLinkURL() const {
+  return GURL(chrome::kMediaAccessLearnMoreUrl);
+}
+
 bool MediaStreamInfoBarDelegate::LinkClicked(
     WindowOpenDisposition disposition) {
   InfoBarService::WebContentsFromInfoBar(infobar())->OpenURL(
       content::OpenURLParams(
-          GURL(chrome::kMediaAccessLearnMoreUrl),
+          GetLinkURL(),
           content::Referrer(),
           (disposition == CURRENT_TAB) ? NEW_FOREGROUND_TAB : disposition,
           ui::PAGE_TRANSITION_LINK, false));
 
   return false;  // Do not dismiss the info bar.
 }