Clean up event flags a bit:

ui/base/ime/chromeos/character_composer.cc

 // Copyright 2013 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/base/ime/chromeos/character_composer.h"
 
 #include <algorithm>
 #include <iterator>
 
 #include "base/strings/string_util.h"
@@ skipping 65 matching lines @@
     return false;
 
   // We don't care about modifier key presses.
   if (KeycodeConverter::IsDomKeyForModifier(event.GetDomKey()))
     return false;
 
   composed_character_.clear();
   preedit_string_.clear();
 
   // When the user presses Ctrl+Shift+U, maybe switch to HEX_MODE.
-  // We don't care about other modifiers like Alt.  When CapsLock is down, we
-  // do nothing because what we receive is Ctrl+Shift+u (not U).
+  // We don't care about other modifiers like Alt.  When CapsLock is on, we do
+  // nothing because what we receive is Ctrl+Shift+u (not U).
   if (event.key_code() == VKEY_U &&
-      (event.flags() & (EF_SHIFT_DOWN | EF_CONTROL_DOWN | EF_CAPS_LOCK_DOWN)) ==
+      (event.flags() & (EF_SHIFT_DOWN | EF_CONTROL_DOWN | EF_CAPS_LOCK_ON)) ==
           (EF_SHIFT_DOWN | EF_CONTROL_DOWN)) {
     if (composition_mode_ == KEY_SEQUENCE_MODE && compose_buffer_.empty()) {
       // There is no ongoing composition.  Let's switch to HEX_MODE.
       composition_mode_ = HEX_MODE;
       UpdatePreeditStringHexMode();
       return true;
     }
   }
 
   // Filter key press in an appropriate manner.
@@ skipping 162 matching lines @@
   const TableEntry target = {key, 0};
   const TableEntry* it = std::lower_bound(a, z, target);
   if ((it != z) && (it->key == key)) {
     *value = it->value;
     return true;
   }
   return false;
 }
 
 }  // namespace ui