Update Mac plugin IME handling to match updated spec

webkit/plugins/npapi/webplugin.h

 // Copyright (c) 2010 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 WEBKIT_PLUGINS_NPAPI_WEBPLUGIN_H_
 #define WEBKIT_PLUGINS_NPAPI_WEBPLUGIN_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 133 matching lines @@
   // Called when the WebPluginResourceClient instance is deleted.
   virtual void ResourceClientDeleted(
       WebPluginResourceClient* resource_client) {}
 
   // Defers the loading of the resource identified by resource_id. This is
   // controlled by the defer parameter.
   virtual void SetDeferResourceLoading(unsigned long resource_id,
                                        bool defer) = 0;
 
 #if defined(OS_MACOSX)
-  // Enables/disables plugin IME.
-  virtual void SetImeEnabled(bool enabled) {};
+  // Called to inform the WebPlugin that the plugin has gained or lost focus.
+  virtual void FocusChanged(bool focused) {};
+
+  // Starts plugin IME.
+  virtual void StartIme() {};
 
   // Synthesize a fake window handle for the plug-in to identify the instance
   // to the browser, allowing mapping to a surface for hardware accelleration
   // of plug-in content. The browser generates the handle which is then set on
   // the plug-in. |opaque| indicates whether the content should be treated as
   // opaque or translucent.
   // TODO(stuartmorgan): Move this into WebPluginProxy.
   virtual void BindFakePluginWindowHandle(bool opaque) {}
 
   // Returns the accelerated surface abstraction for accelerated plugins.
@@ skipping 27 matching lines @@
   virtual void DidFinishLoading() = 0;
   virtual void DidFail() = 0;
   virtual bool IsMultiByteResponseExpected() = 0;
   virtual int ResourceId() = 0;
 };
 
 }  // namespace npapi
 }  // namespace webkit
 
 #endif  // WEBKIT_PLUGINS_NPAPI_WEBPLUGIN_H_