Add EF_FINAL_MODIFIERS to suppress remapping.

ui/events/x/events_x.cc

 // 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.
 
 #include "ui/events/event_constants.h"
 
 #include <cmath>
 #include <string.h>
 #include <X11/extensions/XInput.h>
 #include <X11/extensions/XInput2.h>
@@ skipping 381 matching lines @@
       break;
   }
   return ET_UNKNOWN;
 }
 
 int EventFlagsFromNative(const base::NativeEvent& native_event) {
   switch (native_event->type) {
     case KeyPress:
     case KeyRelease: {
       XModifierStateWatcher::GetInstance()->UpdateStateFromXEvent(native_event);
-      return GetEventFlagsFromXKeyEvent(native_event);
+      int flags = GetEventFlagsFromXKeyEvent(native_event);
+      if (native_event->xkey.send_event)
+        flags |= EF_FINAL_MODIFIERS;
+      return flags;
     }
     case ButtonPress:
     case ButtonRelease: {
       int flags = GetEventFlagsFromXState(native_event->xbutton.state);
       const EventType type = EventTypeFromNative(native_event);
       if (type == ET_MOUSE_PRESSED || type == ET_MOUSE_RELEASED)
         flags |= GetEventFlagsForButton(native_event->xbutton.button);
       return flags;
     }
     case EnterNotify:
@@ skipping 33 matching lines @@
             flags |= GetEventFlagsForButton(button);
           return flags;
         }
         case XI_Motion:
           return GetButtonMaskForX2Event(xievent) |
                  GetEventFlagsFromXState(xievent->mods.effective);
         case XI_KeyPress:
         case XI_KeyRelease: {
           XModifierStateWatcher::GetInstance()->UpdateStateFromXEvent(
               native_event);
-          return GetEventFlagsFromXGenericEvent(native_event);
+          int flags = GetEventFlagsFromXGenericEvent(native_event);

[sadrul, 2014/07/15 04:48:07]

Update GetEventFlagsFromXKeyEvent() and GetEventFlagsFromXGenericEvent() instead
to set the FINAL flag for send_event.

[kpschoedel, 2014/07/15 14:27:46]

Done.

+          if (native_event->xkey.send_event)
+            flags |= EF_FINAL_MODIFIERS;
+          return flags;
         }
       }
     }
   }
   return 0;
 }
 
 base::TimeDelta EventTimeFromNative(const base::NativeEvent& native_event) {
   switch(native_event->type) {
     case KeyPress:
@@ skipping 308 matching lines @@
   DeviceDataManagerX11::GetInstance()->GetGestureTimes(
       native_event, start_time, end_time);
   return true;
 }
 
 bool IsTouchpadEvent(const base::NativeEvent& event) {
   return DeviceDataManagerX11::GetInstance()->IsTouchpadXInputEvent(event);
 }
 
 }  // namespace ui