Always build dump_syms with the 'host' toolchain

build/gn_migration.gypi

 # Copyright (c) 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 file defines three targets that we are using to
 # track the progress of the GYP->GN migration:
 #
 # If you run 'ninja gn_build gyp_remaining gyp_groups', and then
 # run 'ninja', the second ninja invocation should do nothing. This
 # indicates that everything built by a ninja build is in fact
@@ skipping 349 matching lines @@
             '../tools/imagediff/image_diff.gyp:image_diff',
             '../tools/gn/gn.gyp:gn',
             '../tools/gn/gn.gyp:gn_unittests',
             '../ui/app_list/app_list.gyp:app_list_unittests',
             '../url/url.gyp:url_unittests',
           ],
         }],
         ['OS=="linux"', {
           'dependencies': [
             '../breakpad/breakpad.gyp:breakpad_unittests',
-            '../breakpad/breakpad.gyp:dump_syms',
+            '../breakpad/breakpad.gyp:dump_syms#host',
             '../breakpad/breakpad.gyp:generate_test_dump',
             '../breakpad/breakpad.gyp:minidump-2-core',
             '../dbus/dbus.gyp:dbus_test_server',
             '../dbus/dbus.gyp:dbus_unittests',
             '../media/cast/cast.gyp:tap_proxy',
             '../net/net.gyp:disk_cache_memory_test',
             '../net/net.gyp:flip_in_mem_edsm_server',
             '../net/net.gyp:flip_in_mem_edsm_server_unittests',
             '../net/net.gyp:hpack_example_generator',
             '../net/net.gyp:hpack_fuzz_mutator',
@@ skipping 283 matching lines @@
         'chromium_builder_perf',
         'chromium_builder_tests',
         'chromium_builder_webrtc',
         'chromium_gpu_builder',
         'chromium_gpu_debug_builder',
       ],
     },
   ]
 }