Finish deleting dead CAS code from CoreLib (#11436)

Fixes #9321 and deletes CleanupToDoList.cs

Delete unmanaged security implementation

1 files changed, 2 insertions, 29 deletions

diff --git a/src/vm/comthreadpool.cpp b/src/vm/comthreadpool.cpp
index 554e836e6c..a9fad74cee 100644
--- a/src/vm/comthreadpool.cpp
+++ b/src/vm/comthreadpool.cpp
@@ -340,25 +340,6 @@ RegisterWaitForSingleObjectCallback_Worker(LPVOID ptr)
     GCPROTECT_END();
 }
 
-
-void ResetThreadSecurityState(Thread* pThread)
-{
-    CONTRACTL 
-    {
-        THROWS;
-        GC_TRIGGERS;
-        MODE_ANY;
-    } CONTRACTL_END;
-    
-    if (pThread)
-    {
-        pThread->ResetSecurityInfo();
-    }
-}
-
-// this holder resets our thread's security state
-typedef Holder<Thread*, DoNothing<Thread*>, ResetThreadSecurityState> ThreadSecurityStateHolder;
-
 VOID NTAPI RegisterWaitForSingleObjectCallback(PVOID delegateInfo, BOOLEAN TimerOrWaitFired)
 {
     Thread* pThread = GetThread();
@@ -386,9 +367,6 @@ VOID NTAPI RegisterWaitForSingleObjectCallback(PVOID delegateInfo, BOOLEAN Timer
 
     GCX_COOP();
 
-    // this holder resets our thread's security state when exiting this scope
-    ThreadSecurityStateHolder  secState(pThread);
-
     RegisterWaitForSingleObjectCallback_Args args = { ((DelegateInfo*) delegateInfo), TimerOrWaitFired };
 
     ManagedThreadBase::ThreadPool(((DelegateInfo*) delegateInfo)->m_appDomainId, RegisterWaitForSingleObjectCallback_Worker, &args);
@@ -719,8 +697,6 @@ void __stdcall BindIoCompletionCallbackStubEx(DWORD ErrorCode,
             pHolderThread = pThread; 
         }
 
-        ThreadSecurityStateHolder  secState(pHolderThread);
-
         BindIoCompletion_Args args = {ErrorCode, numBytesTransferred, lpOverlapped, &fProcessed};
         appDomain.Release();
         ManagedThreadBase::ThreadPool(ADID(overlapped->GetAppDomainId()), BindIoCompletionCallBack_Worker, &args);
@@ -875,11 +851,8 @@ VOID WINAPI AppDomainTimerCallback(PVOID delegateInfo, BOOLEAN timerOrWaitFired)
 
     GCX_COOP();
 
-    {
-        ThreadSecurityStateHolder  secState(pThread);
-        ManagedThreadBase::ThreadPool(((DelegateInfo*)delegateInfo)->m_appDomainId, AppDomainTimerCallback_Worker, NULL);
-    }
-    
+    ManagedThreadBase::ThreadPool(((DelegateInfo*)delegateInfo)->m_appDomainId, AppDomainTimerCallback_Worker, NULL);
+
     // We should have released all locks.
     _ASSERTE(g_fEEShutDown || pThread->m_dwLockCount == 0 || pThread->m_fRudeAborted);
 }