Rename KEY_ constants to avoid conflict with <linux/input.h>

ui/events/ozone/evdev/event_converter_evdev_impl_unittest.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 <linux/input.h>
 #include <utility>
 
 #include "base/bind.h"
 #include "base/macros.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/scoped_vector.h"
 #include "base/message_loop/message_loop.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "ui/events/event.h"
 #include "ui/events/keycodes/dom/dom_code.h"
 #include "ui/events/keycodes/keyboard_codes.h"
 #include "ui/events/ozone/device/device_manager.h"
 #include "ui/events/ozone/evdev/cursor_delegate_evdev.h"
-// Note: This should normally be the first include in the list, but it
-// transitively includes <linux/input.h>, which breaks dom_code.h due to macros
-// that conflict with enumerator names.
 #include "ui/events/ozone/evdev/event_converter_evdev_impl.h"
 #include "ui/events/ozone/evdev/event_converter_test_util.h"
 #include "ui/events/ozone/evdev/event_factory_evdev.h"
 #include "ui/events/ozone/evdev/keyboard_evdev.h"
 #include "ui/events/ozone/layout/keyboard_layout_engine_manager.h"
 
-// This is not ordered with the normal #includes, due to the aforementioned
-// macro conflict.
-#include <linux/input.h>
-
 namespace ui {
 
 const char kTestDevicePath[] = "/dev/input/test-device";
 
 class MockEventConverterEvdevImpl : public EventConverterEvdevImpl {
  public:
   MockEventConverterEvdevImpl(int fd,
                               CursorDelegateEvdev* cursor,
                               DeviceEventDispatcherEvdev* dispatcher)
       : EventConverterEvdevImpl(fd,
@@ skipping 622 matching lines @@
   dev->SetKeyFilter(true /* enable_filter */, allowed_keys);
   ASSERT_EQ(1u, size());
   event = dispatched_event(0);
   EXPECT_EQ(ui::ET_KEY_RELEASED, event->type());
 
   // The real key release should be dropped, whenever it comes.
   ClearDispatchedEvents();
   dev->ProcessEvents(key_release, arraysize(key_release));
   ASSERT_EQ(0u, size());
 }