Supports fake key events for setComposition/commitText by on-screen keyboards.

ui/base/ime/input_method_chromeos.h

Index: ui/base/ime/input_method_chromeos.h
diff --git a/ui/base/ime/input_method_chromeos.h b/ui/base/ime/input_method_chromeos.h
index 3c4794be11ef2622491d0b999feb08af2565b399..98b42aed445fbb17dbc5ff8f31f5b388649fcdc0 100644
--- a/ui/base/ime/input_method_chromeos.h
+++ b/ui/base/ime/input_method_chromeos.h
@@ -88,6 +88,9 @@ class UI_BASE_EXPORT InputMethodChromeOS
   // Checks if there is pending input method result.
   bool HasInputMethodResult() const;
 
+  // Sends a fake key event for IME composing without physical key events.
+  void SendFakeProcessKeyEvent(bool pressed) const;
+
   // Abandons all pending key events. It usually happends when we lose keyboard
   // focus, the text input type is changed or we are destroyed.
   void AbandonAllPendingKeyEvents();