Revert "Allow selection change update before beginBatchEdit" on M54

content/renderer/render_widget.h

Index: content/renderer/render_widget.h
diff --git a/content/renderer/render_widget.h b/content/renderer/render_widget.h
index ac5b009f4af7253e152d4fdea8b3b821d05f7d92..37f1ac8342d6310d191aa59c4c91907ecfecab33 100644
--- a/content/renderer/render_widget.h
+++ b/content/renderer/render_widget.h
@@ -503,10 +503,6 @@ class CONTENT_EXPORT RenderWidget
 
   // Called by the browser process to update text input state.
   void OnRequestTextInputStateUpdate();
-
-  // Called by the browser process to begin (when |begin| is set) or end batch
-  // edit mode. Note that text input state will not be updated in this mode.
-  void OnImeBatchEdit(bool begin);
 #endif
 
   // Called by the browser process to update the cursor and composition
@@ -672,10 +668,6 @@ class CONTENT_EXPORT RenderWidget
   // ImeEventGuard. We keep track of the outermost one, and update it as needed.
   ImeEventGuard* ime_event_guard_;
 
-  // Whether IME is in batch edit mode, in which case we do not update text
-  // input state.
-  bool ime_in_batch_edit_;
-
   // True if we have requested this widget be closed.  No more messages will
   // be sent, except for a Close.
   bool closing_;