Move infobar extension API implementation to infobars dir.

chrome/browser/extensions/extension_infobar_module_constants.cc

Index: chrome/browser/extensions/extension_infobar_module_constants.cc
diff --git a/chrome/browser/extensions/extension_infobar_module_constants.cc b/chrome/browser/extensions/extension_infobar_module_constants.cc
deleted file mode 100644
index dd1b847f72b4b61cd07bcfd56ebcc3d98e6e3ab4..0000000000000000000000000000000000000000
--- a/chrome/browser/extensions/extension_infobar_module_constants.cc
+++ /dev/null
@@ -1,16 +0,0 @@
-// Copyright (c) 2011 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/extensions/extension_infobar_module_constants.h"
-
-namespace extension_infobar_module_constants {
-
-const char kHtmlPath[] = "path";
-const char kTabId[] = "tabId";
-const char kHeight[] = "height";
-
-const char kNoCurrentWindowError[] = "No current browser window was found";
-const char kTabNotFoundError[] = "Specified tab (or default tab) not found";
-
-}  // namespace extension_infobar_module_constants