Exclude PluginService for builds with enable_plugins==0

content/browser/renderer_host/render_message_filter.cc

Index: content/browser/renderer_host/render_message_filter.cc
diff --git a/content/browser/renderer_host/render_message_filter.cc b/content/browser/renderer_host/render_message_filter.cc
index 0823310897e723e7b076dd8c4b8d6ebaa3a5df2b..f6493bb52c17e3da6ba947f8711f1519dd16d78a 100644
--- a/content/browser/renderer_host/render_message_filter.cc
+++ b/content/browser/renderer_host/render_message_filter.cc
@@ -329,6 +329,7 @@ RenderMessageFilter::~RenderMessageFilter() {
 
 void RenderMessageFilter::OnChannelClosing() {
   BrowserMessageFilter::OnChannelClosing();
+#if defined(ENABLE_PLUGINS)
   for (std::set<OpenChannelToNpapiPluginCallback*>::iterator it =
        plugin_host_clients_.begin(); it != plugin_host_clients_.end(); ++it) {
     OpenChannelToNpapiPluginCallback* client = *it;
@@ -343,6 +344,7 @@ void RenderMessageFilter::OnChannelClosing() {
     }
     client->Cancel();
   }
+#endif  // defined(ENABLE_PLUGINS)
   plugin_host_clients_.clear();
 }
 
@@ -380,12 +382,12 @@ bool RenderMessageFilter::OnMessageReceived(const IPC::Message& message,
 #if defined(OS_MACOSX)
     IPC_MESSAGE_HANDLER_DELAY_REPLY(ViewHostMsg_LoadFont, OnLoadFont)
 #endif
+    IPC_MESSAGE_HANDLER(ViewHostMsg_DownloadUrl, OnDownloadUrl)
+#if defined(ENABLE_PLUGINS)
     IPC_MESSAGE_HANDLER_DELAY_REPLY(ViewHostMsg_GetPlugins, OnGetPlugins)
     IPC_MESSAGE_HANDLER(ViewHostMsg_GetPluginInfo, OnGetPluginInfo)
-    IPC_MESSAGE_HANDLER(ViewHostMsg_DownloadUrl, OnDownloadUrl)
     IPC_MESSAGE_HANDLER_DELAY_REPLY(ViewHostMsg_OpenChannelToPlugin,
                                     OnOpenChannelToPlugin)
-#if defined(ENABLE_PLUGINS)
     IPC_MESSAGE_HANDLER_DELAY_REPLY(ViewHostMsg_OpenChannelToPepperPlugin,
                                     OnOpenChannelToPepperPlugin)
     IPC_MESSAGE_HANDLER(ViewHostMsg_DidCreateOutOfProcessPepperInstance,