Remove last dependencies on chrome\common from chrome\plugin.

chrome/plugin/plugin_main.cc

 // Copyright (c) 2010 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 "build/build_config.h"
 
 #if defined(OS_WIN)
 #include <objbase.h>
 #include <windows.h>
 #endif
 
 #include "base/command_line.h"
 #include "base/message_loop.h"
 #include "base/string_util.h"
 #include "base/threading/platform_thread.h"
-#include "chrome/common/chrome_constants.h"
-#include "chrome/common/chrome_switches.h"
-#include "chrome/common/default_plugin.h"
-#include "chrome/common/logging_chrome.h"
 #include "chrome/plugin/plugin_thread.h"
 #include "content/common/child_process.h"
+#include "content/common/content_switches.h"
 #include "content/common/hi_res_timer_manager.h"
 #include "content/common/main_function_params.h"
 #include "ui/base/system_monitor/system_monitor.h"
 
 #if defined(OS_WIN)
 #include "content/common/injection_test_dll.h"
 #include "sandbox/src/sandbox.h"
 #elif defined(OS_POSIX) && !defined(OS_MACOSX)
 #include "base/global_descriptors_posix.h"
 #include "ipc/ipc_descriptors.h"
@@ skipping 124 matching lines @@
         if (!result) {
           __debugbreak();
           _exit(1);
         }
       }
 
       FreeLibrary(sandbox_test_module);
     }
 #endif
 
-    chrome::RegisterInternalDefaultPlugin();
-
     MessageLoop::current()->Run();
   }
 
 #if defined(OS_WIN)
   CoUninitialize();
 #endif
 
   return 0;
 }