16 files declare their use of DeveloperApp in Apigee Edge 8

ApigeeEdgeFunctionalTestTrait.php in tests/src/Traits/ApigeeEdgeFunctionalTestTrait.php

ApigeeMockApiClientHelperTrait.php in tests/modules/apigee_mock_api_client/tests/src/Traits/ApigeeMockApiClientHelperTrait.php

ApiProductAccessTest.php in tests/src/FunctionalJavascript/ApiProductAccessTest.php

AppListBuilderTest.php in tests/src/Kernel/Entity/ListBuilder/AppListBuilderTest.php

AppWarningsCheckerTest.php in tests/src/Kernel/Entity/AppWarningsCheckerTest.php

CacheTest.php in tests/src/FunctionalJavascript/CacheTest.php

DeveloperAppAnalyticsTest.php in tests/src/Functional/DeveloperAppAnalyticsTest.php

DeveloperAppApiKeysPermissionTest.php in tests/src/Functional/DeveloperAppApiKeysPermissionTest.php

DeveloperAppApiKeyTest.php in tests/src/Functional/DeveloperAppApiKeyTest.php

DeveloperAppCredentialEventTest.php in tests/src/Functional/DeveloperAppCredentialEventTest.php

DeveloperAppFieldTest.php in tests/src/Functional/DeveloperAppFieldTest.php

DeveloperAppPermissionTest.php in tests/src/Functional/DeveloperAppPermissionTest.php

DeveloperAppUITest.php in tests/src/Functional/DeveloperAppUITest.php

DeveloperAppUITestTrait.php in tests/src/Functional/DeveloperAppUITestTrait.php

OverriddenDeveloperApp.php in tests/modules/apigee_edge_test/src/Entity/OverriddenDeveloperApp.php

QueryTest.php in tests/src/Functional/QueryTest.php