Remove obsolete DacDbi APIs and simplify RCW cached type query path (#126962)

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: rcj1 <77995559+rcj1@users.noreply.github.com>
Co-authored-by: Rachel <rachel.jarvi@gmail.com>

Author: Copilot

src/coreclr/debug/daccess/dacdbiimpl.cpp

@@ -3905,18 +3905,6 @@ HRESULT STDMETHODCALLTYPE DacDbiInterfaceImpl::IsRcw(VMPTR_Object vmObject, OUT
 #endif // FEATURE_COMINTEROP
 }
 
-HRESULT STDMETHODCALLTYPE DacDbiInterfaceImpl::GetRcwCachedInterfaceTypes(VMPTR_Object vmObject, VMPTR_AppDomain vmAppDomain, BOOL bIInspectableOnly, OUT DacDbiArrayList<DebuggerIPCE_ExpandedTypeData> * pDacInterfaces)
-{
-    HRESULT hr = S_OK;
-    EX_TRY
-    {
-        // Legacy WinRT API.
-        pDacInterfaces->Alloc(0);
-    }
-    EX_CATCH_HRESULT(hr);
-    return hr;
-}
-
 HRESULT STDMETHODCALLTYPE DacDbiInterfaceImpl::GetRcwCachedInterfacePointers(VMPTR_Object vmObject, BOOL bIInspectableOnly, OUT DacDbiArrayList<CORDB_ADDRESS> * pDacItfPtrs)
 {
 #ifdef FEATURE_COMINTEROP
@@ -6214,25 +6202,6 @@ HRESULT STDMETHODCALLTYPE DacDbiInterfaceImpl::GetObject(CORDB_ADDRESS ptr, OUT
     return hr;
 }
 
-HRESULT STDMETHODCALLTYPE DacDbiInterfaceImpl::EnableNGENPolicy(CorDebugNGENPolicy ePolicy)
-{
-    return E_NOTIMPL;
-}
-
-HRESULT STDMETHODCALLTYPE DacDbiInterfaceImpl::SetNGENCompilerFlags(DWORD dwFlags)
-{
-    DD_ENTER_MAY_THROW;
-
-    return CORDBG_E_NGEN_NOT_SUPPORTED;
-}
-
-HRESULT STDMETHODCALLTYPE DacDbiInterfaceImpl::GetNGENCompilerFlags(DWORD *pdwFlags)
-{
-    DD_ENTER_MAY_THROW;
-
-    return CORDBG_E_NGEN_NOT_SUPPORTED;
-}
-
 typedef DPTR(OBJECTREF) PTR_ObjectRef;
 
 // Create a VMPTR_Object from an address which points to a reference to an object
@@ -7895,13 +7864,6 @@ HRESULT STDMETHODCALLTYPE DacDbiInterfaceImpl::GetPEFileMDInternalRW(VMPTR_PEAss
     return S_OK;
 }
 
-HRESULT STDMETHODCALLTYPE DacDbiInterfaceImpl::GetReJitInfo(VMPTR_Module vmModule, mdMethodDef methodTk, OUT VMPTR_ReJitInfo* pvmReJitInfo)
-{
-    DD_ENTER_MAY_THROW;
-    _ASSERTE(!"You shouldn't be calling this - use GetActiveRejitILCodeVersionNode instead");
-    return S_OK;
-}
-
 #ifdef FEATURE_CODE_VERSIONING
 HRESULT STDMETHODCALLTYPE DacDbiInterfaceImpl::GetActiveRejitILCodeVersionNode(VMPTR_Module vmModule, mdMethodDef methodTk, OUT VMPTR_ILCodeVersionNode* pVmILCodeVersionNode)
 {
@@ -7999,13 +7961,6 @@ HRESULT STDMETHODCALLTYPE DacDbiInterfaceImpl::GetILCodeVersionNodeData(VMPTR_IL
 }
 #endif // FEATURE_CODE_VERSIONING
 
-HRESULT STDMETHODCALLTYPE DacDbiInterfaceImpl::GetReJitInfoByAddress(VMPTR_MethodDesc vmMethod, CORDB_ADDRESS codeStartAddress, OUT VMPTR_ReJitInfo* pvmReJitInfo)
-{
-    DD_ENTER_MAY_THROW;
-    _ASSERTE(!"You shouldn't be calling this - use GetNativeCodeVersionNode instead");
-    return S_OK;
-}
-
 HRESULT STDMETHODCALLTYPE DacDbiInterfaceImpl::AreOptimizationsDisabled(VMPTR_Module vmModule, mdMethodDef methodTk, OUT BOOL* pOptimizationsDisabled)
 {
     DD_ENTER_MAY_THROW;
@@ -8027,20 +7982,6 @@ HRESULT STDMETHODCALLTYPE DacDbiInterfaceImpl::AreOptimizationsDisabled(VMPTR_Mo
     return S_OK;
 }
 
-HRESULT STDMETHODCALLTYPE DacDbiInterfaceImpl::GetSharedReJitInfo(VMPTR_ReJitInfo vmReJitInfo, OUT VMPTR_SharedReJitInfo* pvmSharedReJitInfo)
-{
-    DD_ENTER_MAY_THROW;
-    _ASSERTE(!"You shouldn't be calling this - use GetILCodeVersionNode instead");
-    return S_OK;
-}
-
-HRESULT STDMETHODCALLTYPE DacDbiInterfaceImpl::GetSharedReJitInfoData(VMPTR_SharedReJitInfo vmSharedReJitInfo, DacSharedReJitInfo* pData)
-{
-    DD_ENTER_MAY_THROW;
-    _ASSERTE(!"You shouldn't be calling this - use GetILCodeVersionNodeData instead");
-    return S_OK;
-}
-
 HRESULT STDMETHODCALLTYPE DacDbiInterfaceImpl::GetDefinesBitField(ULONG32 *pDefines)
 {
     DD_ENTER_MAY_THROW;

src/coreclr/debug/daccess/dacdbiimpl.h

@@ -148,17 +148,13 @@ class DacDbiInterfaceImpl :
     HRESULT STDMETHODCALLTYPE GetArrayLayout(COR_TYPEID id, COR_ARRAY_LAYOUT *pLayout);
     HRESULT STDMETHODCALLTYPE GetGCHeapInformation(OUT COR_HEAPINFO * pHeapInfo);
     HRESULT STDMETHODCALLTYPE GetPEFileMDInternalRW(VMPTR_PEAssembly vmPEAssembly, OUT TADDR* pAddrMDInternalRW);
-    HRESULT STDMETHODCALLTYPE GetReJitInfo(VMPTR_Module vmModule, mdMethodDef methodTk, OUT VMPTR_ReJitInfo* pReJitInfo);
 #ifdef FEATURE_CODE_VERSIONING
     HRESULT STDMETHODCALLTYPE GetActiveRejitILCodeVersionNode(VMPTR_Module vmModule, mdMethodDef methodTk, OUT VMPTR_ILCodeVersionNode* pVmILCodeVersionNode);
     HRESULT STDMETHODCALLTYPE GetNativeCodeVersionNode(VMPTR_MethodDesc vmMethod, CORDB_ADDRESS codeStartAddress, OUT VMPTR_NativeCodeVersionNode* pVmNativeCodeVersionNode);
     HRESULT STDMETHODCALLTYPE GetILCodeVersionNode(VMPTR_NativeCodeVersionNode vmNativeCodeVersionNode, VMPTR_ILCodeVersionNode* pVmILCodeVersionNode);
     HRESULT STDMETHODCALLTYPE GetILCodeVersionNodeData(VMPTR_ILCodeVersionNode vmILCodeVersionNode, DacSharedReJitInfo* pData);
 #endif // FEATURE_CODE_VERSIONING
-    HRESULT STDMETHODCALLTYPE GetReJitInfoByAddress(VMPTR_MethodDesc vmMethod, CORDB_ADDRESS codeStartAddress, OUT VMPTR_ReJitInfo* pReJitInfo);
     HRESULT STDMETHODCALLTYPE AreOptimizationsDisabled(VMPTR_Module vmModule, mdMethodDef methodTk, OUT BOOL* pOptimizationsDisabled);
-    HRESULT STDMETHODCALLTYPE GetSharedReJitInfo(VMPTR_ReJitInfo vmReJitInfo, VMPTR_SharedReJitInfo* pSharedReJitInfo);
-    HRESULT STDMETHODCALLTYPE GetSharedReJitInfoData(VMPTR_SharedReJitInfo sharedReJitInfo, DacSharedReJitInfo* pData);
     HRESULT STDMETHODCALLTYPE GetDefinesBitField(ULONG32 *pDefines);
     HRESULT STDMETHODCALLTYPE GetMDStructuresVersion(ULONG32* pMDStructuresVersion);
     HRESULT STDMETHODCALLTYPE EnableGCNotificationEvents(BOOL fEnable);
@@ -333,11 +329,6 @@ class DacDbiInterfaceImpl :
 
     HRESULT STDMETHODCALLTYPE MetadataUpdatesApplied(OUT BOOL * pResult);
 
-    // retrieves the list of COM interfaces implemented by vmObject, as it is known at
-    // the time of the call (the list may change as new interface types become available
-    // in the runtime)
-    HRESULT STDMETHODCALLTYPE GetRcwCachedInterfaceTypes(VMPTR_Object vmObject, VMPTR_AppDomain vmAppDomain, BOOL bIInspectableOnly, OUT DacDbiArrayList<DebuggerIPCE_ExpandedTypeData> * pDacInterfaces);
-
     // retrieves the list of interfaces pointers implemented by vmObject, as it is known at
     // the time of the call (the list may change as new interface types become available
     // in the runtime)
@@ -901,16 +892,6 @@ class DacDbiInterfaceImpl :
     // Creates a VMPTR of an Object from a target address
     HRESULT STDMETHODCALLTYPE GetObject(CORDB_ADDRESS ptr, OUT VMPTR_Object * pRetVal);
 
-    // sets state in the native binder
-    HRESULT STDMETHODCALLTYPE EnableNGENPolicy(CorDebugNGENPolicy ePolicy);
-
-    // Sets the NGEN compiler flags. This restricts NGEN to only use images with certain
-    // types of pregenerated code.
-    HRESULT STDMETHODCALLTYPE SetNGENCompilerFlags(DWORD dwFlags);
-
-    // Gets the NGEN compiler flags currently in effect.
-    HRESULT STDMETHODCALLTYPE GetNGENCompilerFlags(DWORD *pdwFlags);
-
     // Creates a VMPTR of an Object from a target address pointing to an OBJECTREF
     HRESULT STDMETHODCALLTYPE GetObjectFromRefPtr(CORDB_ADDRESS ptr, OUT VMPTR_Object * pRetVal);
 

src/coreclr/debug/di/divalue.cpp

@@ -2785,37 +2785,7 @@ HRESULT CordbObjectValue::GetCachedInterfaceTypes(
     EX_TRY
     {
         *ppInterfacesEnum = NULL;
-
-        NewArrayHolder<CordbType*> pItfs(NULL);
-
-        // retrieve interface types
-        DacDbiArrayList<DebuggerIPCE_ExpandedTypeData> dacInterfaces;
-
-        IDacDbiInterface* pDAC = GetProcess()->GetDAC();
-
-        CORDB_ADDRESS objAddr = m_valueHome.GetAddress();
-        VMPTR_Object vmObj;
-        IfFailThrow(pDAC->GetObject(objAddr, &vmObj));
-
-        // retrieve type info from LS
-        IfFailThrow(pDAC->GetRcwCachedInterfaceTypes(vmObj, m_appdomain->GetADToken(),
-                        bIInspectableOnly, &dacInterfaces));
-
-        // synthesize CordbType instances
-        int cItfs = dacInterfaces.Count();
-        if (cItfs > 0)
-        {
-            pItfs = new CordbType*[cItfs];
-            for (int n = 0; n < cItfs; ++n)
-            {
-                hr = CordbType::TypeDataToType(m_appdomain,
-                                               &(dacInterfaces[n]),
-                                               &pItfs[n]);
-            }
-        }
-
-        // build a type enumerator
-        CordbTypeEnum* pTypeEnum = CordbTypeEnum::Build(m_appdomain, GetProcess()->GetContinueNeuterList(), cItfs, pItfs);
+        CordbTypeEnum* pTypeEnum = CordbTypeEnum::Build(m_appdomain, GetProcess()->GetContinueNeuterList(), 0, (CordbType**)nullptr);
         if ( pTypeEnum == NULL )
         {
             IfFailThrow(E_OUTOFMEMORY);

src/coreclr/debug/di/process.cpp

@@ -15357,16 +15357,7 @@ HRESULT CordbProcess::GetDesiredNGENCompilerFlags(DWORD *pdwFlags )
     FAIL_IF_NEUTERED(this);
     VALIDATE_POINTER_TO_OBJECT(pdwFlags, DWORD*);
     *pdwFlags = 0;
-
-    CordbProcess *pProcess = GetProcess();
-    ATT_REQUIRE_STOPPED_MAY_FAIL(pProcess);
-    HRESULT  hr = S_OK;
-    EX_TRY
-    {
-        hr = pProcess->GetDAC()->GetNGENCompilerFlags(pdwFlags);
-    }
-    EX_CATCH_HRESULT(hr);
-    return hr;
+    return CORDBG_E_NGEN_NOT_SUPPORTED;
 }
 
 //-----------------------------------------------------------------------------

src/coreclr/debug/inc/dacdbiinterface.h

@@ -1848,11 +1848,6 @@ IDacDbiInterface : public IUnknown
     // Check whether the argument is a runtime callable wrapper.
     virtual HRESULT STDMETHODCALLTYPE IsRcw(VMPTR_Object vmObject, OUT BOOL * pResult) = 0;
 
-    // retrieves the list of COM interfaces implemented by vmObject, as it is known at
-    // the time of the call (the list may change as new interface types become available
-    // in the runtime)
-    virtual HRESULT STDMETHODCALLTYPE GetRcwCachedInterfaceTypes(VMPTR_Object vmObject, VMPTR_AppDomain vmAppDomain, BOOL bIInspectableOnly, OUT DacDbiArrayList<DebuggerIPCE_ExpandedTypeData> * pDacInterfaces) = 0;
-
     // retrieves the list of interfaces pointers implemented by vmObject, as it is known at
     // the time of the call (the list may change as new interface types become available
     // in the runtime)
@@ -1996,8 +1991,6 @@ IDacDbiInterface : public IUnknown
     // Return Value:
     //    S_OK on success; otherwise, an appropriate failure HRESULT.
     //
-    virtual HRESULT STDMETHODCALLTYPE EnableNGENPolicy(CorDebugNGENPolicy ePolicy) = 0;
-
     // Sets the NGEN compiler flags. This restricts NGEN to only use images with certain
     // types of pregenerated code. With respect to debugging this is used to specify that
     // the NGEN image must be debuggable aka non-optimized code. Note that these flags
@@ -2020,8 +2013,6 @@ IDacDbiInterface : public IUnknown
     // Return Value:
     //    S_OK on success; otherwise, an appropriate failure HRESULT.
     //
-    virtual HRESULT STDMETHODCALLTYPE SetNGENCompilerFlags(DWORD dwFlags) = 0;
-
     // Gets the NGEN compiler flags currently in effect. This accounts for settings that
     // were caused by SetDesiredNGENCompilerFlags as well as other configuration sources.
     // See SetDesiredNGENCompilerFlags for more info
@@ -2032,8 +2023,6 @@ IDacDbiInterface : public IUnknown
     // Return Value:
     //    S_OK on success; otherwise, an appropriate failure HRESULT.
     //
-    virtual HRESULT STDMETHODCALLTYPE GetNGENCompilerFlags(DWORD *pdwFlags) = 0;
-
     // Create a VMPTR_OBJECTHANDLE from a CORDB_ADDRESS pointing to an object handle
     //
     // Arguments:
@@ -2277,8 +2266,6 @@ IDacDbiInterface : public IUnknown
     //    S_OK regardless of whether a rejit request is active or not, as long as the answer is certain
     //    error HRESULTs such as CORDBG_READ_VIRTUAL_FAILURE are possible
     //
-    virtual HRESULT STDMETHODCALLTYPE GetReJitInfo(VMPTR_Module vmModule, mdMethodDef methodTk, OUT VMPTR_ReJitInfo* pReJitInfo) = 0;
-
     // DEPRECATED - use GetNativeCodeVersionNode
     // Retrieves the ReJitInfo for a given MethodDesc/code address, if it exists.
     //
@@ -2294,8 +2281,6 @@ IDacDbiInterface : public IUnknown
     //    S_OK regardless of whether a rejit request is active or not, as long as the answer is certain
     //    error HRESULTs such as CORDBG_READ_VIRTUAL_FAILURE are possible
     //
-    virtual HRESULT STDMETHODCALLTYPE GetReJitInfoByAddress(VMPTR_MethodDesc vmMethod, CORDB_ADDRESS codeStartAddress, OUT VMPTR_ReJitInfo* pReJitInfo) = 0;
-
     // DEPRECATED - use GetILCodeVersion
     // Retrieves the SharedReJitInfo for a given ReJitInfo.
     //
@@ -2308,8 +2293,6 @@ IDacDbiInterface : public IUnknown
     //    S_OK if no error
     //    error HRESULTs such as CORDBG_READ_VIRTUAL_FAILURE are possible
     //
-    virtual HRESULT STDMETHODCALLTYPE GetSharedReJitInfo(VMPTR_ReJitInfo vmReJitInfo, VMPTR_SharedReJitInfo* pSharedReJitInfo) = 0;
-
     // DEPRECATED - use GetILCodeVersionData
     // Retrieves useful data from a SharedReJitInfo such as IL code and IL mapping.
     //
@@ -2322,8 +2305,6 @@ IDacDbiInterface : public IUnknown
     //    S_OK if no error
     //    error HRESULTs such as CORDBG_READ_VIRTUAL_FAILURE are possible
     //
-    virtual HRESULT STDMETHODCALLTYPE GetSharedReJitInfoData(VMPTR_SharedReJitInfo sharedReJitInfo, DacSharedReJitInfo* pData) = 0;
-
     // Retrieves a bool indicating whether or not a method's optimizations have been disabled
     // defined in Debugger::IsMethodDeoptimized
     //

src/coreclr/inc/dacdbi.idl

@@ -350,7 +350,6 @@ interface IDacDbiInterface : IUnknown
     HRESULT IsExceptionObject([in] VMPTR_Object vmObject, [out] BOOL * pResult);
     HRESULT GetStackFramesFromException([in] VMPTR_Object vmObject, [out] DacDbiArrayList_DacExceptionCallStackData * pDacStackFrames);
     HRESULT IsRcw([in] VMPTR_Object vmObject, [out] BOOL * pResult);
-    HRESULT GetRcwCachedInterfaceTypes([in] VMPTR_Object vmObject, [in] VMPTR_AppDomain vmAppDomain, [in] BOOL bIInspectableOnly, [out] DacDbiArrayList_ExpandedTypeData * pDacInterfaces);
     HRESULT GetRcwCachedInterfacePointers([in] VMPTR_Object vmObject, [in] BOOL bIInspectableOnly, [out] DacDbiArrayList_CORDB_ADDRESS * pDacItfPtrs);
     HRESULT GetCachedWinRTTypesForIIDs([in] VMPTR_AppDomain vmAppDomain, [in] DacDbiArrayList_GUID * pIids, [out] DacDbiArrayList_ExpandedTypeData * pTypes);
     HRESULT GetCachedWinRTTypes([in] VMPTR_AppDomain vmAppDomain, [out] DacDbiArrayList_GUID * piids, [out] DacDbiArrayList_ExpandedTypeData * pTypes);
@@ -372,11 +371,6 @@ interface IDacDbiInterface : IUnknown
     HRESULT GetObjectFromRefPtr([in] CORDB_ADDRESS ptr, [out] VMPTR_Object * pRetVal);
     HRESULT GetObject([in] CORDB_ADDRESS ptr, [out] VMPTR_Object * pRetVal);
 
-    // NGEN
-    HRESULT EnableNGENPolicy([in] CorDebugNGENPolicy ePolicy);
-    HRESULT SetNGENCompilerFlags([in] DWORD dwFlags);
-    HRESULT GetNGENCompilerFlags([out] DWORD * pdwFlags);
-
     // VM Object Handle
     HRESULT GetVmObjectHandle([in] CORDB_ADDRESS handleAddress, [out] VMPTR_OBJECTHANDLE * pRetVal);
     HRESULT IsVmObjectHandleValid([in] VMPTR_OBJECTHANDLE vmHandle, [out] BOOL * pResult);
@@ -433,13 +427,6 @@ interface IDacDbiInterface : IUnknown
     // PE File
     HRESULT GetPEFileMDInternalRW([in] VMPTR_PEAssembly vmPEAssembly, [out] TADDR * pAddrMDInternalRW);
 
-    // ReJit
-    HRESULT GetReJitInfo([in] VMPTR_Module vmModule, [in] mdMethodDef methodTk, [out] VMPTR_ReJitInfo * pReJitInfo);
-    // Note: Named GetReJitInfoByAddress in IDL because COM does not support overloads.
-    // Corresponds to the second GetReJitInfo overload in dacdbiinterface.h.
-    HRESULT GetReJitInfoByAddress([in] VMPTR_MethodDesc vmMethod, [in] CORDB_ADDRESS codeStartAddress, [out] VMPTR_ReJitInfo * pReJitInfo);
-    HRESULT GetSharedReJitInfo([in] VMPTR_ReJitInfo vmReJitInfo, [out] VMPTR_SharedReJitInfo * pSharedReJitInfo);
-    HRESULT GetSharedReJitInfoData([in] VMPTR_SharedReJitInfo sharedReJitInfo, [out] struct DacSharedReJitInfo * pData);
     HRESULT AreOptimizationsDisabled([in] VMPTR_Module vmModule, [in] mdMethodDef methodTk, [out] BOOL * pOptimizationsDisabled);
 
     // Defines

src/native/managed/cdac/Microsoft.Diagnostics.DataContractReader.Legacy/Dbi/DacDbiImpl.cs

@@ -824,9 +824,6 @@ public int GetStackFramesFromException(ulong vmObject, nint pDacStackFrames)
     public int IsRcw(ulong vmObject, Interop.BOOL* pResult)
         => _legacy is not null ? _legacy.IsRcw(vmObject, pResult) : HResults.E_NOTIMPL;
 
-    public int GetRcwCachedInterfaceTypes(ulong vmObject, ulong vmAppDomain, Interop.BOOL bIInspectableOnly, nint pDacInterfaces)
-        => _legacy is not null ? _legacy.GetRcwCachedInterfaceTypes(vmObject, vmAppDomain, bIInspectableOnly, pDacInterfaces) : HResults.E_NOTIMPL;
-
     public int GetRcwCachedInterfacePointers(ulong vmObject, Interop.BOOL bIInspectableOnly, nint pDacItfPtrs)
         => _legacy is not null ? _legacy.GetRcwCachedInterfacePointers(vmObject, bIInspectableOnly, pDacItfPtrs) : HResults.E_NOTIMPL;
 
@@ -900,15 +897,6 @@ public int GetObject(ulong ptr, ulong* pRetVal)
         return hr;
     }
 
-    public int EnableNGENPolicy(int ePolicy)
-        => HResults.E_NOTIMPL;
-
-    public int SetNGENCompilerFlags(uint dwFlags)
-        => _legacy is not null ? _legacy.SetNGENCompilerFlags(dwFlags) : HResults.E_NOTIMPL;
-
-    public int GetNGENCompilerFlags(uint* pdwFlags)
-        => _legacy is not null ? _legacy.GetNGENCompilerFlags(pdwFlags) : HResults.E_NOTIMPL;
-
     public int GetVmObjectHandle(ulong handleAddress, ulong* pRetVal)
     {
         *pRetVal = handleAddress;
@@ -1217,18 +1205,6 @@ public int GetGCHeapInformation(COR_HEAPINFO* pHeapInfo)
     public int GetPEFileMDInternalRW(ulong vmPEAssembly, ulong* pAddrMDInternalRW)
         => _legacy is not null ? _legacy.GetPEFileMDInternalRW(vmPEAssembly, pAddrMDInternalRW) : HResults.E_NOTIMPL;
 
-    public int GetReJitInfo(ulong vmModule, uint methodTk, ulong* pReJitInfo)
-        => _legacy is not null ? _legacy.GetReJitInfo(vmModule, methodTk, pReJitInfo) : HResults.E_NOTIMPL;
-
-    public int GetReJitInfoByAddress(ulong vmMethod, ulong codeStartAddress, ulong* pReJitInfo)
-        => _legacy is not null ? _legacy.GetReJitInfoByAddress(vmMethod, codeStartAddress, pReJitInfo) : HResults.E_NOTIMPL;
-
-    public int GetSharedReJitInfo(ulong vmReJitInfo, ulong* pSharedReJitInfo)
-        => _legacy is not null ? _legacy.GetSharedReJitInfo(vmReJitInfo, pSharedReJitInfo) : HResults.E_NOTIMPL;
-
-    public int GetSharedReJitInfoData(ulong sharedReJitInfo, DacDbiSharedReJitInfo* pData)
-        => _legacy is not null ? _legacy.GetSharedReJitInfoData(sharedReJitInfo, pData) : HResults.E_NOTIMPL;
-
     public int AreOptimizationsDisabled(ulong vmModule, uint methodTk, Interop.BOOL* pOptimizationsDisabled)
         => _legacy is not null ? _legacy.AreOptimizationsDisabled(vmModule, methodTk, pOptimizationsDisabled) : HResults.E_NOTIMPL;
 

src/native/managed/cdac/Microsoft.Diagnostics.DataContractReader.Legacy/Dbi/IDacDbiInterface.cs

@@ -420,9 +420,6 @@ public unsafe partial interface IDacDbiInterface
     [PreserveSig]
     int IsRcw(ulong vmObject, Interop.BOOL* pResult);
 
-    [PreserveSig]
-    int GetRcwCachedInterfaceTypes(ulong vmObject, ulong vmAppDomain, Interop.BOOL bIInspectableOnly, nint pDacInterfaces);
-
     [PreserveSig]
     int GetRcwCachedInterfacePointers(ulong vmObject, Interop.BOOL bIInspectableOnly, nint pDacItfPtrs);
 
@@ -459,15 +456,6 @@ public unsafe partial interface IDacDbiInterface
     [PreserveSig]
     int GetObject(ulong ptr, ulong* pRetVal);
 
-    [PreserveSig]
-    int EnableNGENPolicy(int ePolicy);
-
-    [PreserveSig]
-    int SetNGENCompilerFlags(uint dwFlags);
-
-    [PreserveSig]
-    int GetNGENCompilerFlags(uint* pdwFlags);
-
     [PreserveSig]
     int GetVmObjectHandle(ulong handleAddress, ulong* pRetVal);
 
@@ -552,19 +540,6 @@ public unsafe partial interface IDacDbiInterface
     [PreserveSig]
     int GetPEFileMDInternalRW(ulong vmPEAssembly, ulong* pAddrMDInternalRW);
 
-    [PreserveSig]
-    int GetReJitInfo(ulong vmModule, uint methodTk, ulong* pReJitInfo);
-
-    [PreserveSig]
-    // DEPRECATED - use GetNativeCodeVersionNode
-    int GetReJitInfoByAddress(ulong vmMethod, ulong codeStartAddress, ulong* pReJitInfo);
-
-    [PreserveSig]
-    int GetSharedReJitInfo(ulong vmReJitInfo, ulong* pSharedReJitInfo);
-
-    [PreserveSig]
-    int GetSharedReJitInfoData(ulong sharedReJitInfo, DacDbiSharedReJitInfo* pData);
-
     [PreserveSig]
     int AreOptimizationsDisabled(ulong vmModule, uint methodTk, Interop.BOOL* pOptimizationsDisabled);