Rename "test" ozone platform to "headless"

ui/ozone/platform/eglheadless/ozone_platform_eglheadless.h

Index: ui/ozone/platform/eglheadless/ozone_platform_eglheadless.h
diff --git a/ui/ozone/platform/egltest/ozone_platform_egltest.h b/ui/ozone/platform/eglheadless/ozone_platform_eglheadless.h
similarity index 53%
rename from ui/ozone/platform/egltest/ozone_platform_egltest.h
rename to ui/ozone/platform/eglheadless/ozone_platform_eglheadless.h
index fb49be50274e3b94ad2114f4bd608b9721baf902..32b2d92d0ce59c557a7b8ac1d98ea471e6b72a88 100644
--- a/ui/ozone/platform/egltest/ozone_platform_egltest.h
+++ b/ui/ozone/platform/eglheadless/ozone_platform_eglheadless.h
@@ -2,16 +2,16 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef UI_OZONE_PLATFORM_TEST_OZONE_PLATFORM_EGLTEST_H_
-#define UI_OZONE_PLATFORM_TEST_OZONE_PLATFORM_EGLTEST_H_
+#ifndef UI_OZONE_PLATFORM_HEADLESS_OZONE_PLATFORM_EGLHEADLESS_H_
+#define UI_OZONE_PLATFORM_HEADLESS_OZONE_PLATFORM_EGLHEADLESS_H_
 
 namespace ui {
 
 class OzonePlatform;
 
 // Constructor hook for use in ozone_platform_list.cc
-OzonePlatform* CreateOzonePlatformEgltest();
+OzonePlatform* CreateOzonePlatformEglheadless();
 
 }  // namespace ui
 
-#endif  // UI_OZONE_PLATFORM_TEST_OZONE_PLATFORM_EGLTEST_H_
+#endif  // UI_OZONE_PLATFORM_HEADLESS_OZONE_PLATFORM_EGLHEADLESS_H_