Update Mac plugin IME handling to match updated spec

chrome/plugin/webplugin_proxy.cc

 // Copyright (c) 2009 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 "chrome/plugin/webplugin_proxy.h"
 
 #include "build/build_config.h"
 
 #include "base/lazy_instance.h"
 #include "base/scoped_handle.h"
@@ skipping 635 matching lines @@
   Send(new PluginHostMsg_InitiateHTTPRangeRequest(
       route_id_, url, range_info, range_request_id));
 }
 
 void WebPluginProxy::SetDeferResourceLoading(unsigned long resource_id,
                                              bool defer) {
   Send(new PluginHostMsg_DeferResourceLoading(route_id_, resource_id, defer));
 }
 
 #if defined(OS_MACOSX)
-void WebPluginProxy::SetImeEnabled(bool enabled) {
-  IPC::Message* msg = new PluginHostMsg_SetImeEnabled(route_id_, enabled);
+void WebPluginProxy::FocusChanged(bool focused) {
+  IPC::Message* msg = new PluginHostMsg_FocusChanged(route_id_, focused);
+  Send(msg);
+}
+
+void WebPluginProxy::StartIme() {
+  IPC::Message* msg = new PluginHostMsg_StartIme(route_id_);
   // This message can be sent during event-handling, and needs to be delivered
   // within that context.
   msg->set_unblock(true);
   Send(msg);
 }
 
 void WebPluginProxy::BindFakePluginWindowHandle(bool opaque) {
   Send(new PluginHostMsg_BindFakePluginWindowHandle(route_id_, opaque));
 }
 
@@ skipping 58 matching lines @@
     } else {
       index++;
     }
   }
 }
 
 void WebPluginProxy::URLRedirectResponse(bool allow, int resource_id) {
   Send(new PluginHostMsg_URLRedirectResponse(route_id_, allow, resource_id));
 }