Revert 150863 - Browser Plugin: New Implementation (Renderer Side)

content/renderer/browser_plugin/browser_plugin_manager.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 "content/renderer/browser_plugin/browser_plugin_manager.h"
-
-#include "base/lazy_instance.h"
-#include "base/threading/thread_local.h"
-#include "content/public/renderer/render_thread.h"
-#include "content/renderer/browser_plugin/browser_plugin.h"
-
-namespace content {
-
-static base::LazyInstance<base::ThreadLocalPointer<
-    BrowserPluginManager> > lazy_tls = LAZY_INSTANCE_INITIALIZER;
-
-BrowserPluginManager* BrowserPluginManager::Get() {
-  return lazy_tls.Pointer()->Get();
-}
-
-BrowserPluginManager::BrowserPluginManager() {
-  lazy_tls.Pointer()->Set(this);
-  RenderThread::Get()->AddObserver(this);
-}
-
-BrowserPluginManager::~BrowserPluginManager() {
-  lazy_tls.Pointer()->Set(NULL);
-}
-
-void BrowserPluginManager::AddBrowserPlugin(
-    int instance_id,
-    BrowserPlugin* browser_plugin) {
-  DCHECK(CalledOnValidThread());
-  instances_.AddWithID(browser_plugin, instance_id);
-}
-
-void BrowserPluginManager::RemoveBrowserPlugin(int instance_id) {
-  DCHECK(CalledOnValidThread());
-  instances_.Remove(instance_id);
-}
-
-BrowserPlugin* BrowserPluginManager::GetBrowserPlugin(int instance_id) const {
-  DCHECK(CalledOnValidThread());
-  return instances_.Lookup(instance_id);
-}
-
-}  // namespace content