Remove InfoBarDelegate::web_contents()

chrome/browser/ui/startup/google_api_keys_infobar_delegate.cc

Index: chrome/browser/ui/startup/google_api_keys_infobar_delegate.cc
diff --git a/chrome/browser/ui/startup/google_api_keys_infobar_delegate.cc b/chrome/browser/ui/startup/google_api_keys_infobar_delegate.cc
index 50142195c9c18d6b4045fb9aa51462e3e6666306..6b64e4b7926166764fe9bd2d314cb7ecc54fd74e 100644
--- a/chrome/browser/ui/startup/google_api_keys_infobar_delegate.cc
+++ b/chrome/browser/ui/startup/google_api_keys_infobar_delegate.cc
@@ -43,10 +43,11 @@ base::string16 GoogleApiKeysInfoBarDelegate::GetLinkText() const {
 
 bool GoogleApiKeysInfoBarDelegate::LinkClicked(
     WindowOpenDisposition disposition) {
-  web_contents()->OpenURL(content::OpenURLParams(
-      GURL("http://www.chromium.org/developers/how-tos/api-keys"),
-      content::Referrer(),
-      (disposition == CURRENT_TAB) ? NEW_FOREGROUND_TAB : disposition,
-      content::PAGE_TRANSITION_LINK, false));
+  InfoBarService::WebContentsFromInfoBar(infobar())->OpenURL(
+      content::OpenURLParams(
+          GURL("http://www.chromium.org/developers/how-tos/api-keys"),
+          content::Referrer(),
+          (disposition == CURRENT_TAB) ? NEW_FOREGROUND_TAB : disposition,
+          content::PAGE_TRANSITION_LINK, false));
   return false;
 }