Build failure: TypeFilter cannot be resolved to a type #534

[ERROR] Failed to execute goal org.eclipse.tycho:tycho-compiler-plugin:4.0.3:compile (default-compile) on project com.microsoft.java.debug.plugin: Compilation failure: Compilation failure:
[ERROR] /Users/bsolar/Projects/java-debug/com.microsoft.java.debug.plugin/src/main/java/com/microsoft/java/debug/plugin/internal/CompletionProposalRequestor.java:[324]
[ERROR]         return declaringType != null && org.eclipse.jdt.ls.core.internal.contentassist.TypeFilter.isFiltered(declaringType);
[ERROR]                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[ERROR] org.eclipse.jdt.ls.core.internal.contentassist.TypeFilter cannot be resolved to a type
[ERROR] 1 problem (1 error)