Remove bzip2 code since it is no longer being used.

chrome/chrome_tests_unit.gypi

 # Copyright 2012 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': [
     {
       # This target contains mocks and test utilities that don't belong in
       # production libraries but are used by more than one test executable.
       'target_name': 'test_support_common',
       'type': 'static_library',
@@ skipping 413 matching lines @@
         '../sync/sync.gyp:test_support_sync_core',
         '../sync/sync.gyp:test_support_sync_internal_api',
         '../sync/sync.gyp:test_support_sync_notifier',
         '../testing/gmock.gyp:gmock',
         '../testing/gtest.gyp:gtest',
         'test_support_common',
         'test_support_unit',
         # 3) anything tests directly depend on
         '../google_apis/google_apis.gyp:google_apis',
         '../skia/skia.gyp:skia',
-        '../third_party/bzip2/bzip2.gyp:bzip2',
         '../third_party/cacheinvalidation/cacheinvalidation.gyp:cacheinvalidation',
         '../third_party/icu/icu.gyp:icui18n',
         '../third_party/icu/icu.gyp:icuuc',
         '../third_party/libxml/libxml.gyp:libxml',
         '../ui/ui.gyp:ui_resources',
         '../ui/ui.gyp:ui_test_support',
         'chrome_resources.gyp:chrome_resources',
         'chrome_resources.gyp:chrome_strings',
       ],
       'include_dirs': [
@@ skipping 1089 matching lines @@
         'browser/value_store/value_store_unittest.cc',
         'browser/value_store/value_store_unittest.h',
         'browser/web_applications/web_app_mac_unittest.mm',
         'browser/web_applications/web_app_unittest.cc',
         'browser/web_resource/promo_resource_service_mobile_ntp_unittest.cc',
         'browser/web_resource/promo_resource_service_unittest.cc',
         'browser/webdata/autofill_profile_syncable_service_unittest.cc',
         'browser/webdata/keyword_table_unittest.cc',
         'browser/webdata/token_service_table_unittest.cc',
         'browser/webdata/web_apps_table_unittest.cc',
-        'common/bzip2_unittest.cc',
         'common/cancelable_task_tracker_unittest.cc',
         'common/child_process_logging_mac_unittest.mm',
         'common/chrome_paths_unittest.cc',
         'common/cloud_print/cloud_print_helpers_unittest.cc',
         'common/chrome_content_client_unittest.cc',
         'common/content_settings_helper_unittest.cc',
         'common/content_settings_pattern_parser_unittest.cc',
         'common/content_settings_pattern_unittest.cc',
         'common/extensions/api/commands/commands_manifest_unittest.cc',
         'common/extensions/api/extension_action/browser_action_manifest_unittest.cc',
@@ skipping 271 matching lines @@
         }, {  # OS=="ios"
           'dependencies': [
             '../third_party/ocmock/ocmock.gyp:ocmock',
           ],
           'sources/': [
             # Exclude everything but iOS-specific files.
             ['exclude', '\\.(cc|mm)$'],
             ['include', '_ios\\.(cc|mm)$'],
             ['include', '(^|/)ios/'],
             # TODO(ios): Add files here as they are updated to compile on iOS.
-            ['include', '^common/bzip2_unittest\\.cc$'],
             ['include', '^common/zip_'],
           ],
           'conditions': [
             ['coverage != 0', {
               'sources/': [
                 # These tests crash when run with coverage turned on due to an
                 # issue with llvm_gcda_increment_indirect_counter:
                 # http://crbug.com/156058
                 ['exclude', '^browser/autocomplete/bookmark_provider_unittest\\.cc$'],
                 ['exclude', '^browser/autocomplete/builtin_provider_unittest\\.cc$'],
@@ skipping 656 matching lines @@
               # more details.
               'DebugInformationFormat': '3',
               'ProgramDataBaseFileName': '<(PRODUCT_DIR)/unit_tests.exe.pdb',
             },
           },
         },
       ],
     }],
   ],  # 'conditions'
 }