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

content/renderer/renderer_blink_platform_impl.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/renderer_blink_platform_impl.h"
 
 #include "base/command_line.h"
 #include "base/files/file_path.h"
 #include "base/lazy_instance.h"
 #include "base/logging.h"
@@ skipping 227 matching lines @@
       plugin_refresh_allowed_(true),
       default_task_runner_(renderer_scheduler->DefaultTaskRunner()),
       web_scrollbar_behavior_(new WebScrollbarBehaviorImpl) {
   if (g_sandbox_enabled && sandboxEnabled()) {
     sandbox_support_.reset(new RendererBlinkPlatformImpl::SandboxSupport);
   } else {
     DVLOG(1) << "Disabling sandbox support for testing.";
   }
 
   // ChildThread may not exist in some tests.
-  if (ChildThread::current()) {
-    sync_message_filter_ = ChildThread::current()->sync_message_filter();
-    thread_safe_sender_ = ChildThread::current()->thread_safe_sender();
-    quota_message_filter_ = ChildThread::current()->quota_message_filter();
+  if (ChildThreadImpl::current()) {
+    sync_message_filter_ = ChildThreadImpl::current()->sync_message_filter();
+    thread_safe_sender_ = ChildThreadImpl::current()->thread_safe_sender();
+    quota_message_filter_ = ChildThreadImpl::current()->quota_message_filter();
     blob_registry_.reset(new WebBlobRegistryImpl(thread_safe_sender_.get()));
     web_idb_factory_.reset(new WebIDBFactoryImpl(thread_safe_sender_.get()));
     web_database_observer_impl_.reset(
         new WebDatabaseObserverImpl(sync_message_filter_.get()));
   }
 }
 
 RendererBlinkPlatformImpl::~RendererBlinkPlatformImpl() {
   WebFileSystemImpl::DeleteThreadSpecificInstance();
 }
@@ skipping 962 matching lines @@
 //------------------------------------------------------------------------------
 
 void RendererBlinkPlatformImpl::MockBatteryStatusChangedForTesting(
     const blink::WebBatteryStatus& status) {
   if (!g_test_battery_status_listener)
     return;
   g_test_battery_status_listener->updateBatteryStatus(status);
 }
 
 }  // namespace content