Update StickyKeys overlay to show or hide AltGr depending on the

chrome/browser/chromeos/events/event_rewriter.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 "chrome/browser/chromeos/events/event_rewriter.h"
 
 #include <X11/extensions/XInput2.h>
 #include <X11/keysym.h>
 #include <X11/XF86keysym.h>
 #include <X11/Xlib.h>
@@ skipping 24 matching lines @@
 #include "ui/base/x/x11_util.h"
 #include "ui/events/event.h"
 #include "ui/events/event_utils.h"
 #include "ui/events/keycodes/keyboard_code_conversion_x.h"
 #include "ui/views/corewm/window_util.h"
 
 namespace {
 
 const int kBadDeviceId = -1;
 
-const char kNeo2LayoutId[] = "xkb:de:neo:ger";
-const char kCaMultixLayoutId[] = "xkb:ca:multix:fra";
-
 // A key code and a flag we should use when a key is remapped to |remap_to|.
 const struct ModifierRemapping {
   int remap_to;
   int flag;
   unsigned int native_modifier;
   ui::KeyboardCode keycode;
   KeySym native_keysyms[4];  // left, right, shift+left, shift+right.
 } kModifierRemappings[] = {
   { chromeos::input_method::kSearchKey, 0, Mod4Mask, ui::VKEY_LWIN,
     { XK_Super_L, XK_Super_L, XK_Super_L, XK_Super_L }},
@@ skipping 63 matching lines @@
       chromeos::switches::kHasChromeOSDiamondKey);
 }
 
 bool IsMod3UsedByCurrentInputMethod() {
   // Since both German Neo2 XKB layout and Caps Lock depend on Mod3Mask,
   // it's not possible to make both features work. For now, we don't remap
   // Mod3Mask when Neo2 is in use.
   // TODO(yusukes): Remove the restriction.
   chromeos::input_method::InputMethodManager* manager =
       chromeos::input_method::InputMethodManager::Get();
-  return manager->GetCurrentInputMethod().id() == kNeo2LayoutId ||
-      manager->GetCurrentInputMethod().id() == kCaMultixLayoutId;
+  return manager->IsMod3UsedByCurrentInputMethod();
 }
 
 }  // namespace
 
 namespace chromeos {
 
 EventRewriter::EventRewriter()
     : last_device_id_(kBadDeviceId),
       xkeyboard_for_testing_(NULL),
       keyboard_driven_event_rewriter_(new KeyboardDrivenEventRewriter),
@@ skipping 756 matching lines @@
     VLOG(1) << "Apple keyboard '" << device_name << "' connected: "
             << "id=" << device_id;
   }
   // Always overwrite the existing device_id since the X server may reuse a
   // device id for an unattached device.
   device_id_to_type_[device_id] = type;
   return type;
 }
 
 }  // namespace chromeos