InputMethod should stop TextInputClient::InsertChar/InsertText calls when the event is stopped prop…

ash/host/ash_window_tree_host_x11.cc

 // Copyright 2014 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.
 
 #include "ash/host/ash_window_tree_host_x11.h"
 
 #include <X11/extensions/Xfixes.h>
 #include <X11/extensions/XInput2.h>
 #include <X11/Xatom.h>
 #include <X11/Xlib.h>
@@ skipping 223 matching lines @@
     ui::LocatedEvent* event) {
   TranslateLocatedEvent(event);
   SendEventToProcessor(event);
 }
 
 bool AshWindowTreeHostX11::DispatchKeyEventPostIME(const ui::KeyEvent& event) {
   ui::KeyEvent event_copy(event);
   input_method_handler()->SetPostIME(true);
   ui::EventSource::DeliverEventToProcessor(&event_copy);
   input_method_handler()->SetPostIME(false);
-  return event_copy.handled();
+  return event_copy.stopped_propagation();
 }
 
 ui::EventDispatchDetails AshWindowTreeHostX11::DeliverEventToProcessor(
     ui::Event* event) {
   return ui::EventSource::DeliverEventToProcessor(event);
 }
 
 #if defined(OS_CHROMEOS)
 void AshWindowTreeHostX11::SetCrOSTapPaused(bool state) {
   if (!ui::IsXInput2Available())
@@ skipping 40 matching lines @@
 #endif
 
 AshWindowTreeHost* AshWindowTreeHost::Create(
     const AshWindowTreeHostInitParams& init_params) {
   if (init_params.offscreen)
     return new AshWindowTreeHostUnified(init_params.initial_bounds);
   return new AshWindowTreeHostX11(init_params.initial_bounds);
 }
 
 }  // namespace ash