Dispatch the Windows font caching IPCs in one filter. This avoids having the code that calls thos...

content/browser/ppapi_plugin_process_host.cc

 // 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 "content/browser/ppapi_plugin_process_host.h"
 
 #include "base/base_switches.h"
 #include "base/command_line.h"
 #include "base/file_path.h"
 #include "base/process_util.h"
@@ skipping 40 matching lines @@
   }
 
  private:
   PpapiPluginProcessHost* const process_host_;
 };
 
 PpapiPluginProcessHost::~PpapiPluginProcessHost() {
   DVLOG(1) << "PpapiPluginProcessHost" << (is_broker_ ? "[broker]" : "")
            << "~PpapiPluginProcessHost()";
   CancelRequests();
-
-#if defined(OS_WIN)
-  ReleaseCachedFonts(process_id_);
-#endif
 }
 
 PpapiPluginProcessHost* PpapiPluginProcessHost::CreatePluginHost(
     const content::PepperPluginInfo& info,
     net::HostResolver* host_resolver) {
   PpapiPluginProcessHost* plugin_host =
       new PpapiPluginProcessHost(host_resolver);
   if(plugin_host->Init(info))
     return plugin_host;
 
@@ skipping 133 matching lines @@
 }
 
 void PpapiPluginProcessHost::OnProcessLaunched() {
 }
 
 bool PpapiPluginProcessHost::OnMessageReceived(const IPC::Message& msg) {
   bool handled = true;
   IPC_BEGIN_MESSAGE_MAP(PpapiPluginProcessHost, msg)
     IPC_MESSAGE_HANDLER(PpapiHostMsg_ChannelCreated,
                         OnRendererPluginChannelCreated)
-#if defined(OS_WIN)
-    IPC_MESSAGE_HANDLER(ChildProcessHostMsg_PreCacheFont, OnPreCacheFont)
-#endif
     IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
   DCHECK(handled);
   return handled;
 }
 
 // Called when the browser <--> plugin channel has been established.
 void PpapiPluginProcessHost::OnChannelConnected(int32 peer_pid) {
   BrowserChildProcessHost::OnChannelConnected(peer_pid);
   // This will actually load the plugin. Errors will actually not be reported
@@ skipping 57 matching lines @@
   ::DuplicateHandle(::GetCurrentProcess(), plugin_process,
                     renderer_process, &renderers_plugin_handle,
                     0, FALSE, DUPLICATE_SAME_ACCESS);
 #elif defined(OS_POSIX)
   // Don't need to duplicate anything on POSIX since it's just a PID.
   base::ProcessHandle renderers_plugin_handle = plugin_process;
 #endif
 
   client->OnChannelOpened(renderers_plugin_handle, channel_handle);
 }
-
-#if defined(OS_WIN)
-void PpapiPluginProcessHost::OnPreCacheFont(const LOGFONT& font) {
-  PreCacheFont(font, process_id_);
-}
-#endif