Unify the three places that patch font loading for PDFium on Windows.

content/child/child_process.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/child/child_process.h"
 
 #if defined(OS_POSIX) && !defined(OS_ANDROID)
 #include <signal.h>  // For SigUSR1Handler below.
 #endif
 
 #include "base/lazy_instance.h"
 #include "base/message_loop/message_loop.h"
 #include "base/metrics/statistics_recorder.h"
 #include "base/process/process_handle.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/threading/thread.h"
 #include "base/threading/thread_local.h"
-#include "content/child/child_thread.h"
+#include "content/child/child_thread_impl.h"
 
 #if defined(OS_ANDROID)
 #include "base/debug/debugger.h"
 #endif
 
 #if defined(OS_POSIX) && !defined(OS_ANDROID)
 static void SigUSR1Handler(int signal) { }
 #endif
 
 namespace content {
@@ skipping 35 matching lines @@
   // destruction code might depend on it.
   if (main_thread_) {  // null in unittests.
     main_thread_->Shutdown();
     main_thread_.reset();
   }
 
   g_lazy_tls.Pointer()->Set(NULL);
   io_thread_.Stop();
 }
 
-ChildThread* ChildProcess::main_thread() {
+ChildThreadImpl* ChildProcess::main_thread() {
   return main_thread_.get();
 }
 
-void ChildProcess::set_main_thread(ChildThread* thread) {
+void ChildProcess::set_main_thread(ChildThreadImpl* thread) {
   main_thread_.reset(thread);
 }
 
 void ChildProcess::AddRefProcess() {
   DCHECK(!main_thread_.get() ||  // null in unittests.
          base::MessageLoop::current() == main_thread_->message_loop());
   ref_count_++;
 }
 
 void ChildProcess::ReleaseProcess() {
@@ skipping 49 matching lines @@
   memset(&sa, 0, sizeof(sa));
   sa.sa_handler = SigUSR1Handler;
   sigaction(SIGUSR1, &sa, NULL);
 
   pause();
 #endif  // defined(OS_ANDROID)
 #endif  // defined(OS_POSIX)
 }
 
 }  // namespace content