Rename "test" ozone platform to "headless"

ui/ozone/platform/eglheadless/eglheadless.gypi

Index: ui/ozone/platform/eglheadless/eglheadless.gypi
diff --git a/ui/ozone/platform/egltest/egltest.gypi b/ui/ozone/platform/eglheadless/eglheadless.gypi
similarity index 89%
rename from ui/ozone/platform/egltest/egltest.gypi
rename to ui/ozone/platform/eglheadless/eglheadless.gypi
index 4f79c56c4c78cc1fcda5f352e5839ad4b38ddbd3..b936e853237c3f71f86b9adbf6c0ecbd86baaa32 100644
--- a/ui/ozone/platform/egltest/egltest.gypi
+++ b/ui/ozone/platform/eglheadless/eglheadless.gypi
@@ -5,15 +5,15 @@
 {
   'variables': {
     'internal_ozone_platform_deps': [
-      'ozone_platform_egltest',
+      'ozone_platform_eglheadless',
     ],
     'internal_ozone_platforms': [
-      'egltest'
+      'eglheadless'
     ],
   },
   'targets': [
     {
-      'target_name': 'ozone_platform_egltest',
+      'target_name': 'ozone_platform_eglheadless',
       'type': 'static_library',
       'defines': [
         'OZONE_IMPLEMENTATION',
@@ -30,10 +30,10 @@
         'eglplatform_shim',
       ],
       'sources': [
-        'client_native_pixmap_factory_egltest.cc',
-        'client_native_pixmap_factory_egltest.h',
-        'ozone_platform_egltest.cc',
-        'ozone_platform_egltest.h',
+        'client_native_pixmap_factory_eglheadless.cc',
+        'client_native_pixmap_factory_eglheadless.h',
+        'ozone_platform_eglheadless.cc',
+        'ozone_platform_eglheadless.h',
       ],
     },
     {
@@ -71,7 +71,7 @@
                      '--name', 'LibeglplatformShimLoader',
                      '--output-h', '<(output_h)',
                      '--output-cc', '<(output_cc)',
-                     '--header', '"ui/ozone/platform/egltest/eglplatform_shim.h"',
+                     '--header', '"ui/ozone/platform/eglheadless/eglplatform_shim.h"',
                      'ShimQueryString',
                      'ShimInitialize',
                      'ShimTerminate',