Remove RenderThreadImpl::Shutdown

content/renderer/render_thread_impl.h

 // 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.
 
 #ifndef CONTENT_RENDERER_RENDER_THREAD_IMPL_H_
 #define CONTENT_RENDERER_RENDER_THREAD_IMPL_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 156 matching lines @@
       std::unique_ptr<blink::scheduler::RendererScheduler> renderer_scheduler);
   static RenderThreadImpl* current();
   static mojom::RenderMessageFilter* current_render_message_filter();
   static const scoped_refptr<mojom::ThreadSafeRenderMessageFilterAssociatedPtr>&
   current_thread_safe_render_message_filter();
 
   static void SetRenderMessageFilterForTesting(
       mojom::RenderMessageFilter* render_message_filter);
 
   ~RenderThreadImpl() override;
-  void Shutdown() override;
+  bool IsRenderThread() override;
 
   // When initializing WebKit, ensure that any schemes needed for the content
   // module are registered properly.  Static to allow sharing with tests.
   static void RegisterSchemes();
 
   // RenderThread implementation:
   bool Send(IPC::Message* msg) override;
   IPC::SyncChannel* GetChannel() override;
   std::string GetLocale() override;
   IPC::SyncMessageFilter* GetSyncMessageFilter() override;
@@ skipping 571 matching lines @@
   DISALLOW_COPY_AND_ASSIGN(RenderThreadImpl);
 };
 
 #if defined(COMPILER_MSVC)
 #pragma warning(pop)
 #endif
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_RENDER_THREAD_IMPL_H_