The first step for enabling off-the-spot IME on Pepper on ChromeOS/Linux.

content/renderer/render_widget.h

 // Copyright (c) 2011 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 CONTENT_RENDERER_RENDER_WIDGET_H_
 #define CONTENT_RENDERER_RENDER_WIDGET_H_
 #pragma once
 
 #include <vector>
 
@@ skipping 181 matching lines @@
   virtual void OnWasRestored(bool needs_repainting);
   virtual void OnWasSwappedOut();
   void OnUpdateRectAck();
   void OnCreateVideoAck(int32 video_id);
   void OnUpdateVideoAck(int32 video_id);
   void OnRequestMoveAck();
   void OnHandleInputEvent(const IPC::Message& message);
   void OnMouseCaptureLost();
   virtual void OnSetFocus(bool enable);
   void OnSetInputMethodActive(bool is_active);
-  void OnImeSetComposition(
+  virtual void OnImeSetComposition(
       const string16& text,
       const std::vector<WebKit::WebCompositionUnderline>& underlines,
       int selection_start,
       int selection_end);
-  void OnImeConfirmComposition(const string16& text);
+  virtual void OnImeConfirmComposition(const string16& text);
   void OnMsgPaintAtSize(const TransportDIB::Handle& dib_id,
                         int tag,
                         const gfx::Size& page_size,
                         const gfx::Size& desired_size);
   void OnMsgRepaint(const gfx::Size& size_to_paint);
   void OnSetTextDirection(WebKit::WebTextDirection direction);
 
   // Override point to notify derived classes that a paint has happened.
   // DidInitiatePaint happens when we've generated a new bitmap and sent it to
   // the browser. DidFlushPaint happens once we've received the ACK that the
@@ skipping 47 matching lines @@
   bool next_paint_is_resize_ack() const;
   bool next_paint_is_restore_ack() const;
   void set_next_paint_is_resize_ack();
   void set_next_paint_is_restore_ack();
   void set_next_paint_is_repaint_ack();
 
   // Checks if the input method state and caret position have been changed.
   // If they are changed, the new value will be sent to the browser process.
   void UpdateInputMethod();
 
+  // Override point to obtain that the current input method state and caret
+  // position.
+  virtual WebKit::WebTextInputType GetTextInputType();
+
   // Tells the renderer it does not have focus. Used to prevent us from getting
   // the focus on our own when the browser did not focus us.
   void ClearFocus();
 
   // Set the pending window rect.
   // Because the real render_widget is hosted in another process, there is
   // a time period where we may have set a new window rect which has not yet
   // been processed by the browser.  So we maintain a pending window rect
   // size.  If JS code sets the WindowRect, and then immediately calls
   // GetWindowRect() we'll use this pending window rect as the size.
@@ skipping 138 matching lines @@
   bool animation_update_pending_;
   bool animation_task_posted_;
   bool invalidation_task_posted_;
 
   base::TimeTicks last_do_deferred_update_time_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderWidget);
 };
 
 #endif  // CONTENT_RENDERER_RENDER_WIDGET_H_