Combine the WM_CHAR with WM_KEY* for key event flow.

base/message_loop/message_pump_win.cc

Index: base/message_loop/message_pump_win.cc
diff --git a/base/message_loop/message_pump_win.cc b/base/message_loop/message_pump_win.cc
index 10e308aa9dc3406ad5d1f02c5edca8e6a83573c9..0438580c889cbcba5b627e588c7f78610aabd0e7 100644
--- a/base/message_loop/message_pump_win.cc
+++ b/base/message_loop/message_pump_win.cc
@@ -400,10 +400,8 @@ bool MessagePumpForUI::ProcessMessageHelper(const MSG& msg) {
   }
   if (action & MessagePumpDispatcher::POST_DISPATCH_QUIT_LOOP)
     state_->should_quit = true;
-  if (action & MessagePumpDispatcher::POST_DISPATCH_PERFORM_DEFAULT) {
-    TranslateMessage(&msg);

[James Su, 2015/08/03 16:09:00]

better add comment to explain why we don't call TranslateMessage() here.

[Shu Chen, 2015/08/04 08:18:42]

Done.

+  if (action & MessagePumpDispatcher::POST_DISPATCH_PERFORM_DEFAULT)
     DispatchMessage(&msg);
-  }
 
   return true;
 }