1:  core/lib/Drupal/Component/Plugin/Discovery/DerivativeDiscoveryDecorator.php

   ..
   17:  core/lib/Drupal/Component/Plugin/Mapper/MapperInterface.php

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   34:  core/lib/Drupal/Core/Plugin/Mapper/ConfigMapper.php

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   96:  core/modules/aggregator/aggregator.module

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  196:  core/modules/aggregator/lib/Drupal/aggregator/Plugin/Derivative/CategoryBlock.php

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  253:  core/modules/aggregator/lib/Drupal/aggregator/Plugin/Derivative/FeedBlock.php

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  310:  core/modules/aggregator/lib/Drupal/aggregator/Plugin/block/block/CategoryBlock.php

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  402:  core/modules/aggregator/lib/Drupal/aggregator/Plugin/block/block/FeedBlock.php

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  493:  core/modules/aggregator/lib/Drupal/aggregator/Tests/AggregatorRenderingTest.php

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  574:  core/modules/aggregator/lib/Drupal/aggregator/Tests/AggregatorTestBase.php

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  587:  core/modules/aggregator/lib/Drupal/aggregator/Tests/ImportOpmlTest.php

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  638:  core/modules/block/block.admin.inc

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 1325:  core/modules/block/block.api.php

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 1740:  core/modules/block/block.install

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 1801:  core/modules/block/block.module

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 2779:  core/modules/block/custom_block/custom_block.admin.inc

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 2833:  core/modules/block/custom_block/custom_block.info

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 2845:  core/modules/block/custom_block/custom_block.install

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 2900:  core/modules/block/custom_block/custom_block.module

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 2971:  core/modules/block/custom_block/lib/Drupal/custom_block/Plugin/Derivative/CustomBlock.php

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 3035:  core/modules/block/custom_block/lib/Drupal/custom_block/Plugin/block/block/CustomBlock.php

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 3146:  core/modules/block/lib/Drupal/block/BlockBase.php

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 3640:  core/modules/block/lib/Drupal/block/BlockBundle.php

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 3672:  core/modules/block/lib/Drupal/block/BlockInterface.php

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 3833:  core/modules/block/lib/Drupal/block/Plugin/Derivative/BlockPluginUI.php

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 3890:  core/modules/block/lib/Drupal/block/Plugin/Type/BlockManager.php

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 3932:  core/modules/block/lib/Drupal/block/Plugin/system/plugin_ui/BlockPluginUI.php

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 4154:  core/modules/block/lib/Drupal/block/Plugin/views/display/Block.php

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 4179:  core/modules/block/lib/Drupal/block/Tests/BlockAdminThemeTest.php

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 4200:  core/modules/block/lib/Drupal/block/Tests/BlockCacheTest.php

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 4245:  core/modules/block/lib/Drupal/block/Tests/BlockHiddenRegionTest.php

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 4312:  core/modules/block/lib/Drupal/block/Tests/BlockHtmlIdTest.php

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 4364:  core/modules/block/lib/Drupal/block/Tests/BlockInvalidRegionTest.php

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 4437:  core/modules/block/lib/Drupal/block/Tests/BlockLanguageTest.php

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 4666:  core/modules/block/lib/Drupal/block/Tests/BlockTemplateSuggestionsUnitTest.php

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 4742:  core/modules/block/lib/Drupal/block/Tests/BlockTest.php

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 5235:  core/modules/block/lib/Drupal/block/Tests/BlockUiTest.php

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 5295:  core/modules/block/lib/Drupal/block/Tests/BlockUserAccountSettingsTest.php

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 5346:  core/modules/block/lib/Drupal/block/Tests/NonDefaultBlockAdminTest.php

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 5359:  core/modules/block/templates/block.tpl.php

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 5376:  core/modules/block/tests/block_test.module

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 5406:  core/modules/block/tests/lib/Drupal/block_test/Plugin/block/block/TestCacheBlock.php

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 5455:  core/modules/block/tests/lib/Drupal/block_test/Plugin/block/block/TestHtmlIdBlock.php

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 5485:  core/modules/book/book.module

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 5593:  core/modules/book/lib/Drupal/book/Plugin/block/block/BookNavigationBlock.php

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 5719:  core/modules/book/lib/Drupal/book/Tests/BookTest.php

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 5840:  core/modules/comment/comment.module

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 5917:  core/modules/comment/lib/Drupal/comment/Plugin/block/block/RecentBlock.php

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 5994:  core/modules/comment/lib/Drupal/comment/Tests/CommentBlockTest.php

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 6057:  core/modules/filter/lib/Drupal/filter/Tests/FilterHooksTest.php

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 6123:  core/modules/forum/forum.module

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 6206:  core/modules/forum/lib/Drupal/forum/Plugin/block/block/ActiveBlock.php

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 6252:  core/modules/forum/lib/Drupal/forum/Plugin/block/block/ForumBlockBase.php

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 6315:  core/modules/forum/lib/Drupal/forum/Plugin/block/block/NewBlock.php

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 6361:  core/modules/forum/lib/Drupal/forum/Tests/ForumBlockTest.php

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 6509:  core/modules/forum/lib/Drupal/forum/Tests/ForumNodeAccessTest.php

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 6551:  core/modules/help/help.module

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 6564:  core/modules/language/language.module

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 6614:  core/modules/language/lib/Drupal/language/Plugin/Derivative/LanguageBlock.php

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 6669:  core/modules/language/lib/Drupal/language/Plugin/block/block/LanguageBlock.php

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 6729:  core/modules/language/lib/Drupal/language/Tests/LanguageSwitchingTest.php

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 6765:  core/modules/language/lib/Drupal/language/Tests/LanguageUILanguageNegotiationTest.php

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 6798:  core/modules/menu/lib/Drupal/menu/Plugin/Derivative/MenuBlock.php

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 6833:  core/modules/menu/lib/Drupal/menu/Plugin/block/block/MenuBlock.php

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 6873:  core/modules/menu/lib/Drupal/menu/Tests/MenuNodeTest.php

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 6888:  core/modules/menu/lib/Drupal/menu/Tests/MenuTest.php

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 6912:  core/modules/menu/menu.module

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 6974:  core/modules/node/lib/Drupal/node/Plugin/block/block/RecentBlock.php

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 7058:  core/modules/node/lib/Drupal/node/Plugin/block/block/SyndicateBlock.php

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 7115:  core/modules/node/lib/Drupal/node/Tests/NodeBlockFunctionalTest.php

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 7293:  core/modules/node/lib/Drupal/node/Tests/NodeBlockTest.php

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 7338:  core/modules/node/node.module

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 7601:  core/modules/openid/lib/Drupal/openid/Tests/OpenIDTestBase.php

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 7637:  core/modules/openid/openid.module

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 7680:  core/modules/overlay/overlay.module

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 7737:  core/modules/poll/lib/Drupal/poll/Plugin/block/block/PollRecentBlock.php

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 7824:  core/modules/poll/lib/Drupal/poll/Tests/PollBlockTest.php

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 7880:  core/modules/poll/poll.module

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 7932:  core/modules/search/lib/Drupal/search/Plugin/block/block/SearchBlock.php

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 7977:  core/modules/search/lib/Drupal/search/Tests/SearchBlockTest.php

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 8065:  core/modules/search/lib/Drupal/search/Tests/SearchConfigSettingsFormTest.php

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 8084:  core/modules/search/search.module

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 8123:  core/modules/shortcut/lib/Drupal/shortcut/Plugin/block/block/ShortcutsBlock.php

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 8163:  core/modules/shortcut/shortcut.module

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 8197:  core/modules/statistics/lib/Drupal/statistics/Plugin/block/block/StatisticsPopularBlock.php

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 8345:  core/modules/statistics/lib/Drupal/statistics/Tests/StatisticsReportsTest.php

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 8376:  core/modules/statistics/statistics.module

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 8477:  core/modules/system/lib/Drupal/system/Plugin/Derivative/SystemMenuBlock.php

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 8533:  core/modules/system/lib/Drupal/system/Plugin/PluginUIBase.php

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 8643:  core/modules/system/lib/Drupal/system/Plugin/PluginUIInterface.php

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 8701:  core/modules/system/lib/Drupal/system/Plugin/Type/PluginUIManager.php

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 8754:  core/modules/system/lib/Drupal/system/Plugin/block/block/SystemHelpBlock.php

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 8809:  core/modules/system/lib/Drupal/system/Plugin/block/block/SystemMainBlock.php

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 8849:  core/modules/system/lib/Drupal/system/Plugin/block/block/SystemMenuBlock.php

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 8900:  core/modules/system/lib/Drupal/system/Plugin/block/block/SystemPoweredByBlock.php

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 8940:  core/modules/system/lib/Drupal/system/SystemBundle.php

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 8954:  core/modules/system/lib/Drupal/system/Tests/Menu/BreadcrumbTest.php

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 8984:  core/modules/system/lib/Drupal/system/Tests/Menu/TrailTest.php

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 9037:  core/modules/system/lib/Drupal/system/Tests/System/AccessDeniedTest.php

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 9079:  core/modules/system/lib/Drupal/system/Tests/Upgrade/BlockUpgradePathTest.php

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 9121:  core/modules/system/lib/Drupal/system/Tests/Upgrade/FilledStandardUpgradePathTest.php

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 9135:  core/modules/system/lib/Drupal/system/Tests/Upgrade/LanguageUpgradePathTest.php

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 9149:  core/modules/system/lib/Drupal/system/Tests/Upgrade/UserRoleUpgradePathTest.php

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 9167:  core/modules/system/system.module

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 9419:  core/modules/system/system.plugin.ui.css

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 9454:  core/modules/system/templates/system-plugin-ui-form.tpl.php

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 9492:  core/modules/translation/lib/Drupal/translation/Tests/TranslationTest.php

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 9508:  core/modules/user/config/user.block.yml

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 9517:  core/modules/user/lib/Drupal/user/Plugin/block/block/UserLoginBlock.php

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 9591:  core/modules/user/lib/Drupal/user/Plugin/block/block/UserNewBlock.php

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 9677:  core/modules/user/lib/Drupal/user/Plugin/block/block/UserOnlineBlock.php

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 9788:  core/modules/user/lib/Drupal/user/Tests/UserAccountLinksTests.php

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 9801:  core/modules/user/lib/Drupal/user/Tests/UserBlocksTests.php

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 9895:  core/modules/user/user.install

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 9941:  core/modules/user/user.module

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 10143:  core/modules/views/lib/Drupal/views/Plugin/Derivative/ViewsBlock.php

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 10219:  core/modules/views/lib/Drupal/views/Plugin/Derivative/ViewsExposedFilterBlock.php

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 10288:  core/modules/views/lib/Drupal/views/Plugin/block/block/ViewsBlock.php

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 10381:  core/modules/views/lib/Drupal/views/Plugin/block/block/ViewsExposedFilterBlock.php

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 10425:  core/modules/views/lib/Drupal/views/Plugin/views/display/DisplayPluginBase.php

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 10449:  core/modules/views/lib/Drupal/views/Tests/Handler/FilterEqualityTest.php

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 10461:  core/modules/views/lib/Drupal/views/Tests/Handler/FilterInOperatorTest.php

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 10473:  core/modules/views/lib/Drupal/views/Tests/Handler/FilterNumericTest.php

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 10485:  core/modules/views/lib/Drupal/views/Tests/Handler/FilterStringTest.php

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 10497:  core/modules/views/lib/Drupal/views/Tests/UI/OverrideDisplaysTest.php

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 10610:  core/modules/views/lib/Drupal/views/Tests/Wizard/BasicTest.php

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 10633:  core/modules/views/lib/Drupal/views/Tests/Wizard/ItemsPerPageTest.php

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 10661:  core/modules/views/views.module

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 10813:  core/profiles/minimal/minimal.install

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 10863:  core/profiles/standard/config/plugin.core.block.bartik.content.yml

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 10887:  core/profiles/standard/config/plugin.core.block.bartik.footer.yml

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 10911:  core/profiles/standard/config/plugin.core.block.bartik.help.yml

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 10935:  core/profiles/standard/config/plugin.core.block.bartik.login.yml

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 10960:  core/profiles/standard/config/plugin.core.block.bartik.navigation.yml

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 10984:  core/profiles/standard/config/plugin.core.block.bartik.powered.yml

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 11008:  core/profiles/standard/config/plugin.core.block.bartik.search.yml

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 11032:  core/profiles/standard/config/plugin.core.block.bartik.tools.yml

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 11056:  core/profiles/standard/config/plugin.core.block.seven.content.yml

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 11080:  core/profiles/standard/config/plugin.core.block.seven.help.yml

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 11104:  core/profiles/standard/config/plugin.core.block.seven.login.yml

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 11129:  core/profiles/standard/config/plugin.core.block.seven.navigation.yml

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 11153:  core/profiles/standard/config/plugin.core.block.seven.powered.yml

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 11177:  core/profiles/standard/config/plugin.core.block.seven.search.yml

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 11201:  core/profiles/standard/standard.install

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 11322:  core/profiles/testing/config/plugin.core.block.stark.admin.yml

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 11346:  core/profiles/testing/config/plugin.core.block.stark.online.yml

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 11375:  core/profiles/testing/config/plugin.core.block.stark.tools.yml