Remove ENABLE_VR_SHELL compile-time define.

tools/mb/mb_config.pyl

 # Copyright 2015 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.
 
 # This is a .pyl, or "Python Literal", file. You can treat it just like a
 # .json file, with the following exceptions:
 # * all keys must be quoted (use single quotes, please);
 # * comments are allowed, using '#' syntax; and
 # * trailing commas are allowed.
 
@@ skipping 79 matching lines @@
       'ChromiumOS daisy Compile': 'cros_chrome_sdk',
       'ChromiumOS x86-generic Compile': 'cros_chrome_sdk',
       'Linux ChromiumOS Builder': 'chromeos_with_codecs_release_bot',
       'Linux ChromiumOS Builder (dbg)': 'chromeos_with_codecs_debug_bot',
       'Linux ChromiumOS Full': 'chromeos_with_codecs_release_bot',
       'Linux ChromiumOS Ozone Builder': 'chromeos_with_codecs_ozone_release_bot',
     },
 
     'chromium.fyi': {
       'Afl Upload Linux ASan': 'release_afl_asan',
-      'Android Builder (dbg)': 'android_debug_static_bot_vr_shell',
+      'Android Builder (dbg)': 'android_debug_static_bot',
       'Android Builder Goma Canary (dbg)': 'android_debug_bot',
       'Android deterministic': 'android_without_codecs_release_bot_minimal_symbols',
       'Android deterministic (dbg)': 'android_debug_bot',
       'Browser Side Navigation Linux': 'release_bot',
       'CFI Linux CF': 'cfi_full_cfi_diag_release_static',
       'CFI Linux ToT': 'cfi_full_clang_tot_release_static',
       'CFI Linux': 'cfi_release_static',
       'CFI Linux Full': 'cfi_full_release_static',
       'Chromium Linux Goma Canary': 'release_bot',
       'Chromium Linux Goma Canary (clobber)': 'release_bot',
@@ skipping 714 matching lines @@
     ],
 
     'android_debug_static_bot_x64': [
       'android', 'debug_static_bot', 'x64',
     ],
 
     'android_debug_static_bot_x86': [
       'android', 'debug_static_bot', 'x86',
     ],
 
-    'android_debug_static_bot_vr_shell': [
-      'android', 'debug_static_bot', 'vr_shell',
-    ],
-
     'android_debug_static_minimal_symbols_mipsel': [
       'android', 'debug', 'static', 'minimal_symbols', 'mipsel',
     ],
 
     'android_debug_trybot_java_coverage': [
       'android', 'debug_trybot', 'java_coverage',
     ],
 
     'android_debug_trybot_mipsel': [
       'android', 'debug_trybot', 'mipsel',
@@ skipping 1034 matching lines @@
     },
 
     'use_lld': {
       'gn_args': 'use_lld=true',
     },
 
     'v8_heap': {
       'gn_args': 'v8_enable_verify_heap=true',
     },
 
-    'vr_shell': {
-      'gn_args': 'enable_vr_shell=true',
-    },
-
     'win_analyze': {
       'gn_args': 'use_vs_code_analysis=true',
     },
 
     'x64': {
       'gn_args': 'target_cpu="x64"',
     },
 
     'x86': {
       'gn_args': 'target_cpu="x86"',
     },
   },
 }