tweak comments

Author: VSadov

src/coreclr/nativeaot/Runtime/EHHelpers.cpp

@@ -548,7 +548,7 @@ int32_t __stdcall RhpVectoredExceptionHandler(PEXCEPTION_POINTERS pExPtrs)
         Thread * pThread = ThreadStore::GetCurrentThreadIfAvailable();
         if (pThread == NULL || !pThread->IsCurrentThreadInCooperativeMode())
         {
-            // if we are not in coop mode or the thread is not hijacked, this cannot be our hijack
+            // if we are not in coop mode, this cannot be our hijack
             // Perhaps some other runtime is responsible.
             return EXCEPTION_CONTINUE_SEARCH;
         }

src/coreclr/vm/excep.cpp

@@ -6756,8 +6756,8 @@ VEH_ACTION WINAPI CLRVectoredExceptionHandler(PEXCEPTION_POINTERS pExceptionInfo
     {
         if (pThread == NULL || !pThread->PreemptiveGCDisabled())
         {
-            // If we are not in coop mode or the thread is not hijacked, this cannot be our hijack.
-            // Perhaps someone else is trying to hijack us.
+            // if we are not in coop mode, this cannot be our hijack
+            // Perhaps some other runtime is responsible.
             return VEH_CONTINUE_SEARCH;
         }