Implement Pepper IME API.

webkit/plugins/ppapi/plugin_delegate.h

Index: webkit/plugins/ppapi/plugin_delegate.h
diff --git a/webkit/plugins/ppapi/plugin_delegate.h b/webkit/plugins/ppapi/plugin_delegate.h
index f69bf24170dfdab502b1483b47a4080b2df730b6..f5fe45a6362ec064f157dd66d2ff1da0aa817781 100644
--- a/webkit/plugins/ppapi/plugin_delegate.h
+++ b/webkit/plugins/ppapi/plugin_delegate.h
@@ -245,7 +245,14 @@ class PluginDelegate {
   };
 
   // Notification that the given plugin is focused or unfocused.
-  virtual void PluginFocusChanged(bool focused) = 0;
+  virtual void PluginFocusChanged(webkit::ppapi::PluginInstance* instance,
+                                  bool focused) = 0;
+  // Notification that the text input status of the given plugin is changed.
+  virtual void PluginTextInputTypeChanged(
+      webkit::ppapi::PluginInstance* instance) = 0;
+  // Notification that the plugin requested to cancel the current composition.
+  virtual void PluginRequestedCancelComposition(
+      webkit::ppapi::PluginInstance* instance) = 0;
 
   // Notification that the given plugin has crashed. When a plugin crashes, all
   // instances associated with that plugin will notify that they've crashed via