Cleanup: Put more plugin code behind the ENABLE_PLUGINS ifdef.

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 <set>
 #include <string>
 #include <vector>
@@ skipping 413 matching lines @@
 
   void OnCreateNewFrame(int routing_id, int parent_routing_id);
   void OnCreateNewFrameProxy(int routing_id,
                              int parent_routing_id,
                              int render_view_routing_id);
   void OnSetZoomLevelForCurrentURL(const std::string& scheme,
                                    const std::string& host,
                                    double zoom_level);
   void OnCreateNewView(const ViewMsg_New_Params& params);
   void OnTransferBitmap(const SkBitmap& bitmap, int resource_id);
+#if defined(ENABLE_PLUGINS)
   void OnPurgePluginListCache(bool reload_pages);
+#endif
   void OnNetworkTypeChanged(net::NetworkChangeNotifier::ConnectionType type);
   void OnGetAccessibilityTree();
   void OnTempCrashWithData(const GURL& data);
   void OnUpdateTimezone();
   void OnMemoryPressure(
       base::MemoryPressureListener::MemoryPressureLevel memory_pressure_level);
 #if defined(OS_ANDROID)
   void OnSetWebKitSharedTimersSuspended(bool suspend);
 #endif
 #if defined(OS_MACOSX)
@@ skipping 133 matching lines @@
   bool is_one_copy_enabled_;
 
   std::map<int, mojo::MessagePipeHandle> pending_render_frame_connects_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderThreadImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_RENDER_THREAD_IMPL_H_