Remove unused perfcounter code (#22742)

* removing references to COUNTER_ONLY, ENABLE_PERF_COUNTERS in src/vm directory

* removing perfcounters* files

* Fix build

* Remove PerfCounterSupportedBuild

* Some more cleanup on the GC side

1 files changed, 0 insertions, 27 deletions

diff --git a/src/vm/threads.cpp b/src/vm/threads.cpp
index 8bb63b7532..7b99d2bd91 100644
--- a/src/vm/threads.cpp
+++ b/src/vm/threads.cpp
@@ -23,7 +23,6 @@
 #include "corprof.h"                // profiling
 #include "eeprofinterfaces.h"
 #include "eeconfig.h"
-#include "perfcounters.h"
 #include "corhost.h"
 #include "win32threadpool.h"
 #include "jitinterface.h"
@@ -1494,9 +1493,6 @@ Thread::Thread()
     _ASSERTE((((size_t) &m_State) & 3) == 0);
     _ASSERTE((((size_t) &m_ThreadTasks) & 3) == 0);
 
-    // Track perf counter for the logical thread object.
-    COUNTER_ONLY(GetPerfCounters().m_LocksAndThreads.cCurrentThreadsLogical++);
-
     // On all callbacks, call the trap code, which we now have
     // wired to cause a GC.  Thus we will do a GC on all Transition Frame Transitions (and more).
    if (GCStress<cfg_transition>::IsEnabled())
@@ -1654,15 +1650,6 @@ BOOL Thread::InitThread(BOOL fInternal)
         // log will not allocate memory at these critical times an avoid deadlock.
     STRESS_LOG2(LF_ALWAYS, LL_ALWAYS, "SetupThread  managed Thread %p Thread Id = %x\n", this, GetThreadId());
 
-    if ((m_State & TS_WeOwn) == 0)
-    {
-    COUNTER_ONLY(GetPerfCounters().m_LocksAndThreads.cRecognizedThreads++);
-    }
-    else
-    {
-        COUNTER_ONLY(GetPerfCounters().m_LocksAndThreads.cCurrentThreadsPhysical++);
-    }
-
 #ifndef FEATURE_PAL
     // workaround: Remove this when we flow impersonation token to host.
     BOOL    reverted = FALSE;
@@ -2609,20 +2596,6 @@ Thread::~Thread()
     m_pFrame = (Frame *)POISONC;
 #endif
 
-    // Update Perfmon counters.
-    COUNTER_ONLY(GetPerfCounters().m_LocksAndThreads.cCurrentThreadsLogical--);
-
-    // Current recognized threads are non-runtime threads that are alive and ran under the
-    // runtime. Check whether this Thread was one of them.
-    if ((m_State & TS_WeOwn) == 0)
-    {
-        COUNTER_ONLY(GetPerfCounters().m_LocksAndThreads.cRecognizedThreads--);
-    }
-    else
-    {
-        COUNTER_ONLY(GetPerfCounters().m_LocksAndThreads.cCurrentThreadsPhysical--);
-    }
-
     // Normally we shouldn't get here with a valid thread handle; however if SetupThread
     // failed (due to an OOM for example) then we need to CloseHandle the thread
     // handle if we own it.