Refactoring for the InputMethod & InputMethodDelegate interfaces.

ash/host/ash_window_tree_host_win.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.h"
 
 #include "ash/ash_export.h"
 #include "ash/ash_switches.h"
 #include "ash/host/ash_remote_window_tree_host_win.h"
 #include "ash/host/ash_window_tree_host_init_params.h"
@@ skipping 86 matching lines @@
     return transformer_helper_.GetTransform();
   }
   gfx::Transform GetInverseRootTransform() const override {
     return transformer_helper_.GetInverseTransform();
   }
   void UpdateRootWindowSize(const gfx::Size& host_size) override {
     transformer_helper_.UpdateWindowSize(host_size);
   }
 
   // ui::internal::InputMethodDelegate:
-  bool DispatchKeyEventPostIME(const ui::KeyEvent& event) override {
-    ui::KeyEvent event_copy(event);
+  ui::EventDispatchDetails DispatchKeyEventPostIME(
+      ui::KeyEvent* event) override {
     input_method_handler()->SetPostIME(true);
     ui::EventDispatchDetails details =
-        event_processor()->OnEventFromSource(&event_copy);
-    if (details.dispatcher_destroyed)
-      return true;
-    input_method_handler()->SetPostIME(false);
-    return event_copy.stopped_propagation();
+        event_processor()->OnEventFromSource(event);
+    if (!details.dispatcher_destroyed)
+      input_method_handler()->SetPostIME(false);
+    return details;
   }
 
   bool fullscreen_;
   RECT saved_window_rect_;
   DWORD saved_window_style_;
   DWORD saved_window_ex_style_;
 
   TransformerHelper transformer_helper_;
 
   DISALLOW_COPY_AND_ASSIGN(AshWindowTreeHostWin);
 };
 
 }  // namespace
 
 AshWindowTreeHost* AshWindowTreeHost::Create(
     const AshWindowTreeHostInitParams& init_params) {
   if (base::win::GetVersion() >= base::win::VERSION_WIN7 &&
       !base::CommandLine::ForCurrentProcess()->HasSwitch(
           ash::switches::kForceAshToDesktop))
     return new AshRemoteWindowTreeHostWin(init_params.remote_hwnd);
 
   return new AshWindowTreeHostWin(init_params.initial_bounds);
 }
 
 }  // namespace ash