Remove content/public/plugin and chrome/plugin

chrome/plugin/chrome_content_plugin_client.cc

Index: chrome/plugin/chrome_content_plugin_client.cc
diff --git a/chrome/plugin/chrome_content_plugin_client.cc b/chrome/plugin/chrome_content_plugin_client.cc
deleted file mode 100644
index 8441d535a88b26d58bbc0d0d4f0f67dc2e48024d..0000000000000000000000000000000000000000
--- a/chrome/plugin/chrome_content_plugin_client.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/plugin/chrome_content_plugin_client.h"
-
-#ifdef V8_USE_EXTERNAL_STARTUP_DATA
-#include "gin/v8_initializer.h"
-#endif
-
-void ChromeContentPluginClient::PreSandboxInitialization() {
-#ifdef V8_USE_EXTERNAL_STARTUP_DATA
-  gin::V8Initializer::LoadV8Snapshot();
-  gin::V8Initializer::LoadV8Natives();
-#endif
-}