Create chrome/browser/api directory. Move infobar delegates used by Autofill to the directory.

chrome/browser/api/infobars/link_infobar_delegate.cc

Index: chrome/browser/api/infobars/link_infobar_delegate.cc
diff --git a/chrome/browser/tab_contents/link_infobar_delegate.cc b/chrome/browser/api/infobars/link_infobar_delegate.cc
similarity index 89%
rename from chrome/browser/tab_contents/link_infobar_delegate.cc
rename to chrome/browser/api/infobars/link_infobar_delegate.cc
index 02c2c2e3d4c0b6f813a5378a9a85eba226a7e807..340945cde50a720ddd2fd3787d5d147077c00c5b 100644
--- a/chrome/browser/tab_contents/link_infobar_delegate.cc
+++ b/chrome/browser/api/infobars/link_infobar_delegate.cc
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "chrome/browser/tab_contents/link_infobar_delegate.h"
+#include "chrome/browser/api/infobars/link_infobar_delegate.h"
 
 bool LinkInfoBarDelegate::LinkClicked(WindowOpenDisposition disposition) {
   return true;