allocator cleanup: remove dependencies on allocator from all targets

sync/sync_tests.gypi

 # Copyright 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.
 
 {
   'targets': [
     # Test support files for the 'sync_core' target.
     # GN version: //sync:test_support_sync_core
     {
       'target_name': 'test_support_sync_core',
@@ skipping 336 matching lines @@
         'syncable/syncable_id_unittest.cc',
         'syncable/syncable_unittest.cc',
         'syncable/syncable_util_unittest.cc',
         'util/cryptographer_unittest.cc',
         'util/data_type_histogram_unittest.cc',
         'util/get_session_name_unittest.cc',
         'util/nigori_unittest.cc',
         'util/protobuf_unittest.cc',
       ],
       'conditions': [
-        # TODO(akalin): This is needed because histogram.cc uses
-        # leak_annotations.h, which pulls this in.  Make 'base'
-        # propagate this dependency.
-        ['OS=="linux" and use_allocator!="none"', {
-          'dependencies': [
-            '../base/allocator/allocator.gyp:allocator',
-          ],
-        }],
         ['OS == "android"', {
           'dependencies': [
             '../testing/android/native_test.gyp:native_test_native_code',
           ],
         }],
         ['OS=="linux" and chromeos==1', {
           # Required by get_session_name_unittest.cc on Chrome OS.
           'dependencies': [
             '../chromeos/chromeos.gyp:chromeos',
           ],
@@ skipping 168 matching lines @@
             '../build/isolate.gypi',
           ],
           'sources': [
             'sync_unit_tests.isolate',
           ],
         },
       ],
     }],
   ],
 }