ConstraintError   211 Source/modules/indexeddb/IDBDatabase.cpp         exceptionState.throwDOMException(ConstraintError, "An object store with the specified name already exists.");
ConstraintError   404 Source/modules/indexeddb/IDBObjectStore.cpp         exceptionState.throwDOMException(ConstraintError, "An index with the specified name already exists.");
ConstraintError   127 Source/modules/webdatabase/SQLStatementSync.cpp         exceptionState.throwDOMException(ConstraintError, "A constraint was violated.");
ConstraintError   484 Source/web/AssertMatchingEnums.cpp COMPILE_ASSERT_MATCHING_ENUM(WebIDBDatabaseExceptionConstraintError, ConstraintError);