Enable swarming for some test binaries on Mac GN builds.

base/BUILD.gn

 # Copyright (c) 2013 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.
 
 # HOW TO WRITE CONDITIONALS IN THIS FILE
 # ======================================
 #
 # In many other places, one would write a conditional that expresses all the
 # cases when a source file is used or unused, and then either add or subtract
 # it from the sources list in that case
@@ skipping 2006 matching lines @@
   }
 
   # TODO(jschuh): crbug.com/167187 fix size_t to int truncations.
   configs += [ "//build/config/compiler:no_size_t_to_int_warning" ]
 
   # Symbols for crashes when running tests on swarming.
   if (symbol_level > 0) {
     if (is_win) {
       data += [ "$root_out_dir/base_unittests.exe.pdb" ]
     } else if (is_mac) {
-      data += [ "$root_out_dir/base_unittests.dSYM/" ]
+      # TODO(crbug.com/330301): make this conditional on mac_strip_release.
+      # data += [ "$root_out_dir/base_unittests.dSYM/" ]
     }
   }
 }
 
 action("build_date") {
   script = "//build/write_build_date_header.py"
 
   # Force recalculation if there's been a change.
   inputs = [
     "//build/util/LASTCHANGE",
@@ skipping 281 matching lines @@
 
   # GYP: //base.gyp:base_java_unittest_support
   android_library("base_java_unittest_support") {
     deps = [
       ":base_java",
     ]
     java_files =
         [ "test/android/java/src/org/chromium/base/ContentUriTestUtils.java" ]
   }
 }