Move NPAPI test plugin to content/test/plugin.

content/test/plugin/plugin_javascript_open_popup.cc

Index: content/test/plugin/plugin_javascript_open_popup.cc
===================================================================
--- content/test/plugin/plugin_javascript_open_popup.cc	(revision 0)
+++ content/test/plugin/plugin_javascript_open_popup.cc	(working copy)
@@ -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 "webkit/plugins/npapi/test/plugin_javascript_open_popup.h"
+#include "content/test/plugin/plugin_javascript_open_popup.h"
 
 #include "build/build_config.h"
 #include "base/logging.h"
@@ -10,7 +10,7 @@
 #if defined(USE_X11)
 #include "third_party/npapi/bindings/npapi_x11.h"
 #endif
-#include "webkit/plugins/npapi/test/plugin_client.h"
+#include "content/test/plugin/plugin_client.h"
 
 namespace NPAPIClient {