Remove net & url small, iOS ICU alternatives, unit tests.

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 map of buildbot master names -> buildbot builder names ->
   # config names (where each config name is a key in the 'configs' dict,
   # below). MB uses this dict to look up which config to use for a given bot.
   'masters': {
     # Take care when changing any of these builders to ensure that you do not
@@ skipping 1587 matching lines @@
       'mixins': ['clang'],
     },
 
     'clang': {
       'gn_args': 'is_clang=true',
       'gyp_defines': 'clang=1',
     },
 
     'cronet': {
       'gn_args': ('disable_file_support=true disable_ftp_support=true '
-                  'enable_websockets=false'),
+                  'enable_websockets=false use_platform_icu_alternatives=true '
+                  'disable_brotli_filter=true'),
       'gyp_defines': ('disable_file_support=1 disable_ftp_support=1 '
-                      'enable_websockets=0'),
+                      'enable_websockets=0 use_platform_icu_alternatives=1 '
+                      'disable_brotli_filter=1'),
     },
 
     'crosscompile': {
       # This mixin is only needed on GYP bots that are doing cross-compiles
       # but are *not* targetting Android or iOS (where build/gyp_chromium
       # will set the crosscompile variable automatically). It is not need
       # in GN at all.
       'gyp_crosscompile': True,
     },
 
@@ skipping 220 matching lines @@
       'gn_args': 'is_component_build=true enable_iterator_debugging=false',
       'gyp_defines': 'component=shared_library build_for_tool=drmemory',
     },
 
     'valgrind': {
       # TODO: add gn_args for 'build_for_tool=memcheck'
       'gyp_defines': 'build_for_tool=memcheck',
     }
   },
 }