Chrome side to implement WebMimeRegistry.

chrome/renderer/render_thread.cc

 // Copyright (c) 2006-2008 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 <windows.h>
 #include <objbase.h>
 #endif
@@ skipping 11 matching lines @@
 #include "chrome/plugin/plugin_channel.h"
 #else
 #include <vector>
 #include "base/scoped_handle.h"
 #include "chrome/plugin/plugin_channel_base.h"
 #include "webkit/glue/weburlrequest.h"
 #endif
 #include "chrome/renderer/net/render_dns_master.h"
 #include "chrome/renderer/render_process.h"
 #include "chrome/renderer/render_view.h"
+#include "chrome/renderer/renderer_webkitclient_impl.h"
 #include "chrome/renderer/user_script_slave.h"
 #include "chrome/renderer/visitedlink_slave.h"
 #include "webkit/glue/cache_manager.h"
-#include "webkit/glue/webkit_client_impl.h"
 
 #include "WebKit.h"
 
 static const unsigned int kCacheStatsDelayMS = 2000 /* milliseconds */;
 
 // V8 needs a 1MB stack size.
 static const size_t kStackSize = 1024 * 1024;
 
 //-----------------------------------------------------------------------------
 // Methods below are only called on the owner's thread:
 
 // When we run plugins in process, we actually run them on the render thread,
 // which means that we need to make the render thread pump UI events.
 RenderThread::RenderThread()
     : ChildThread(
           base::Thread::Options(RenderProcess::InProcessPlugins() ?
-              MessageLoop::TYPE_UI : MessageLoop::TYPE_DEFAULT, kStackSize)),
-      visited_link_slave_(NULL),
-      user_script_slave_(NULL),
-      render_dns_master_(NULL) {
+              MessageLoop::TYPE_UI : MessageLoop::TYPE_DEFAULT, kStackSize)) {
 }
 
 RenderThread::RenderThread(const std::wstring& channel_name)
     : ChildThread(
           base::Thread::Options(RenderProcess::InProcessPlugins() ?
-              MessageLoop::TYPE_UI : MessageLoop::TYPE_DEFAULT, kStackSize)),
-      visited_link_slave_(NULL),
-      user_script_slave_(NULL),
-      render_dns_master_(NULL),
-      renderer_histogram_snapshots_(NULL) {
+              MessageLoop::TYPE_UI : MessageLoop::TYPE_DEFAULT, kStackSize)) {
   SetChannelName(channel_name);
 }
 
 RenderThread::~RenderThread() {
 }
 
 RenderThread* RenderThread::current() {
   DCHECK(!IsPluginProcess());
   return static_cast<RenderThread*>(ChildThread::current());
 }
 
 void RenderThread::AddFilter(IPC::ChannelProxy::MessageFilter* filter) {
   channel()->AddFilter(filter);
 }
 
 void RenderThread::RemoveFilter(IPC::ChannelProxy::MessageFilter* filter) {
   channel()->RemoveFilter(filter);
 }
 
 void RenderThread::Resolve(const char* name, size_t length) {
-  return render_dns_master_->Resolve(name, length);
+  return dns_master_->Resolve(name, length);
 }
 
 void RenderThread::SendHistograms() {
-  return renderer_histogram_snapshots_->SendHistograms();
+  return histogram_snapshots_->SendHistograms();
 }
 
 void RenderThread::Init() {
+  // TODO(darin): Why do we need COM here?  This is probably bogus.
+#if defined(OS_WIN)
+  // The renderer thread should wind-up COM.
+  CoInitialize(0);
+#endif
+
   ChildThread::Init();
   notification_service_.reset(new NotificationService);
   cache_stats_factory_.reset(
       new ScopedRunnableMethodFactory<RenderThread>(this));
 
-#if defined(OS_WIN)
-  // The renderer thread should wind-up COM.
-  CoInitialize(0);
-#endif
-
-  webkit_client_impl_.reset(new webkit_glue::WebKitClientImpl);
+  webkit_client_impl_.reset(new RendererWebKitClientImpl);
   WebKit::initialize(webkit_client_impl_.get());
 
-  visited_link_slave_ = new VisitedLinkSlave();
-  user_script_slave_ = new UserScriptSlave();
-  render_dns_master_.reset(new RenderDnsMaster());
-  renderer_histogram_snapshots_.reset(new RendererHistogramSnapshots());
+  visited_link_slave_.reset(new VisitedLinkSlave());
+  user_script_slave_.reset(new UserScriptSlave());
+  dns_master_.reset(new RenderDnsMaster());
+  histogram_snapshots_.reset(new RendererHistogramSnapshots());
 }
 
 void RenderThread::CleanUp() {
+  // Shutdown in reverse of the initialization order.
+
+  histogram_snapshots_.reset();
+  dns_master_.reset();
+  user_script_slave_.reset();
+  visited_link_slave_.reset();
+
+  WebKit::shutdown();
+
+  notification_service_.reset();
+
   ChildThread::CleanUp();
 
-// TODO(port)
+  // TODO(port)
 #if defined(OS_WIN)
   // Clean up plugin channels before this thread goes away.
   PluginChannelBase::CleanupChannels();
 #endif
 
-  notification_service_.reset();
-
-  delete visited_link_slave_;
-  visited_link_slave_ = NULL;
-
-  delete user_script_slave_;
-  user_script_slave_ = NULL;
-
 #if defined(OS_WIN)
   CoUninitialize();
 #endif
 }
 
 void RenderThread::OnUpdateVisitedLinks(base::SharedMemoryHandle table) {
   DCHECK(base::SharedMemory::IsHandleValid(table)) << "Bad table handle";
   visited_link_slave_->Init(table);
 }
 
@@ skipping 103 matching lines @@
 void RenderThread::InformHostOfCacheStatsLater() {
   // Rate limit informing the host of our cache stats.
   if (!cache_stats_factory_->empty())
     return;
 
   MessageLoop::current()->PostDelayedTask(FROM_HERE,
       cache_stats_factory_->NewRunnableMethod(
           &RenderThread::InformHostOfCacheStats),
       kCacheStatsDelayMS);
 }