Distinguish between keystroke and character events.

ui/platform_window/win/win_window.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 "ui/platform_window/win/win_window.h"
 
 #include "ui/events/event.h"
 #include "ui/events/event_utils.h"
 #include "ui/gfx/win/msg_util.h"
 #include "ui/platform_window/platform_window_delegate.h"
@@ skipping 105 matching lines @@
 
 LRESULT WinWindow::OnCaptureChanged(UINT message,
                                     WPARAM w_param,
                                     LPARAM l_param) {
   delegate_->OnLostCapture();
   return 0;
 }
 
 LRESULT WinWindow::OnKeyEvent(UINT message, WPARAM w_param, LPARAM l_param) {
   MSG msg = { hwnd(), message, w_param, l_param };
-  KeyEvent event(msg, message == WM_CHAR);
+  KeyEvent event(msg);
   delegate_->DispatchEvent(&event);
   SetMsgHandled(event.handled());
   return 0;
 }
 
 LRESULT WinWindow::OnNCActivate(UINT message, WPARAM w_param, LPARAM l_param) {
   delegate_->OnActivationChanged(!!w_param);
   return DefWindowProc(hwnd(), message, w_param, l_param);
 }
 
@@ skipping 32 matching lines @@
 
 namespace test {
 
 // static
 void SetUsePopupAsRootWindowForTest(bool use) {
   use_popup_as_root_window_for_test = use;
 }
 
 }  // namespace test
 }  // namespace ui