Remove GYP files from components.

components/supervised_user_error_page.gypi

Index: components/supervised_user_error_page.gypi
diff --git a/components/supervised_user_error_page.gypi b/components/supervised_user_error_page.gypi
deleted file mode 100644
index b6f00051f4bd9705d43e3eeae9d6a20c808cc37e..0000000000000000000000000000000000000000
--- a/components/supervised_user_error_page.gypi
+++ /dev/null
@@ -1,41 +0,0 @@
-{
-  'targets': [
-    {
-      # GN version: //components/supervised_user_error_page
-      'target_name': 'supervised_user_error_page',
-      'type': 'static_library',
-      'dependencies': [
-        'components_resources.gyp:components_resources',
-        'components_strings.gyp:components_strings',
-        '../base/base.gyp:base',
-        '../ui/base/ui_base.gyp:ui_base'
-      ],
-      'include_dirs': [
-        '..',
-      ],
-      'sources': [
-        'supervised_user_error_page/supervised_user_error_page.cc',
-        'supervised_user_error_page/supervised_user_error_page.h',
-      ],
-    },
-  ],
-  'conditions': [
-    ['OS == "android"', {
-      'targets': [
-        {
-          # GN version: //components/supervised_user_error_page:gin
-          'target_name': 'supervised_user_error_page_gin',
-          'type': 'static_library',
-          'dependencies': [
-            'components.gyp:web_restrictions_interfaces',
-            '../content/content.gyp:content_renderer',
-          ],
-          'sources': [
-            'supervised_user_error_page/supervised_user_gin_wrapper.cc',
-            'supervised_user_error_page/supervised_user_gin_wrapper.h',
-          ],
-        }
-      ],
-    }],
-  ],
-}