[content shell] move code common to several processes to a common dir

content/browser/plugin_browsertest.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 "base/command_line.h"
 #include "base/file_util.h"
 #include "base/path_service.h"
 #include "base/utf_string_conversions.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/common/content_switches.h"
 #include "content/public/test/browser_test_utils.h"
+#include "content/shell/common/shell_switches.h"
 #include "content/shell/shell.h"
-#include "content/shell/shell_switches.h"
 #include "content/test/content_browser_test.h"
 #include "content/test/content_browser_test_utils.h"
 #include "content/test/net/url_request_mock_http_job.h"
 #include "ui/gfx/rect.h"
 #include "webkit/plugins/plugin_switches.h"
 
 #if defined(OS_WIN)
 #include "base/win/registry.h"
 #endif
 
@@ skipping 434 matching lines @@
 IN_PROC_BROWSER_TEST_F(PluginTest, DISABLED_Java) {
   TestPlugin("Java.html");
 }
 
 IN_PROC_BROWSER_TEST_F(PluginTest, Silverlight) {
   TestPlugin("silverlight.html");
 }
 #endif  // defined(OS_WIN)
 
 }  // namespace content