1 files changed, 6 insertions, 2 deletions
diff --git a/chrome/browser/plugin_process_host.cc b/chrome/browser/plugin_process_host.cc
index 4be2ce7..cb99a80 100644
--- a/chrome/browser/plugin_process_host.cc
+++ b/chrome/browser/plugin_process_host.cc
@@ -298,7 +298,8 @@ void PluginProcessHost::OnProcessLaunched() {
   }
 }
 
-void PluginProcessHost::OnMessageReceived(const IPC::Message& msg) {
+bool PluginProcessHost::OnMessageReceived(const IPC::Message& msg) {
+  bool handled = true;
   IPC_BEGIN_MESSAGE_MAP(PluginProcessHost, msg)
     IPC_MESSAGE_HANDLER(PluginProcessHostMsg_ChannelCreated, OnChannelCreated)
     IPC_MESSAGE_HANDLER(PluginProcessHostMsg_GetPluginFinderUrl,
@@ -327,8 +328,11 @@ void PluginProcessHost::OnMessageReceived(const IPC::Message& msg) {
     IPC_MESSAGE_HANDLER(PluginProcessHostMsg_PluginSetCursorVisibility,
                         OnPluginSetCursorVisibility)
 #endif
-    IPC_MESSAGE_UNHANDLED_ERROR()
+    IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
+
+  DCHECK(handled);
+  return handled;
 }
 
 void PluginProcessHost::OnChannelConnected(int32 peer_pid) {