Remove InputMethodEventHandler.

ui/events/event.h

 // Copyright (c) 2012 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 UI_EVENTS_EVENT_H_
 #define UI_EVENTS_EVENT_H_
 
 #include <stdint.h>
 
 #include <memory>
@@ skipping 900 matching lines @@
   void NormalizeFlags();
 
   // Sets the properties associated with this KeyEvent.
   void SetProperties(const Properties& properties);
 
   // Returns the properties associated with this event, which may be null.
   // The properties are meant to provide a way to associate arbitrary key/value
   // pairs with KeyEvents and not used by KeyEvent.
   const Properties* properties() const { return properties_.get(); }
 
+  // True to skip sending event to the InputMethod.
+  void set_skip_ime(bool skip_ime) { skip_ime_ = skip_ime; }
+
+  bool should_skip_ime() const { return skip_ime_; }

[sadrul, 2017/05/15 14:44:25]

Just want to note that we have previously used event-flags to track whether a
KeyEvent needs to go through IME or not.

+
  protected:
   friend class KeyEventTestApi;
 
   // This allows a subclass TranslatedKeyEvent to be a non character event.
   void set_is_char(bool is_char) { is_char_ = is_char; }
 
  private:
   // Determine key_ on a keystroke event from code_ and flags().
   void ApplyLayout() const;
 
@@ skipping 18 matching lines @@
   //
   // DOM KeyboardEvent |key|
   // http://www.w3.org/TR/DOM-Level-3-Events-key/
   //
   // This value represents the meaning of a key, which is either a Unicode
   // character, or a named DomKey:: value.
   // This is not necessarily initialized when the event is constructed;
   // it may be set only if and when GetCharacter() or GetDomKey() is called.
   mutable DomKey key_ = DomKey::NONE;
 
+  bool skip_ime_ = false;

[sadrul, 2017/05/15 14:44:24]

Does this need to be retained when dispatching events over mojo?

+
   std::unique_ptr<Properties> properties_;
 
   static KeyEvent* last_key_event_;
 #if defined(USE_X11)
   static KeyEvent* last_ibus_key_event_;
 #endif
 };
 
 class EVENTS_EXPORT ScrollEvent : public MouseEvent {
  public:
@@ skipping 84 matching lines @@
   // dispatched. This field gets a non-zero value only for gestures that are
   // released through TouchDispositionGestureFilter::SendGesture. The gesture
   // events that aren't fired directly in response to processing a touch-event
   // (e.g. timer fired ones), this id is zero. See crbug.com/618738.
   uint32_t unique_touch_event_id_;
 };
 
 }  // namespace ui
 
 #endif  // UI_EVENTS_EVENT_H_