SWDEV-407533 - [ABI Break]Purge unused env vars

Change-Id: I627950e8ebb6299affc602754a20d442dbe42b14


[ROCm/clr commit: 077311153a]

projects/clr/rocclr/device/rocm/rocsettings.cpp

@@ -36,17 +36,10 @@ Settings::Settings() {
   doublePrecision_ = ::CL_KHR_FP64;
 
   enableLocalMemory_ = HSA_LOCAL_MEMORY_ENABLE;
-  enableCoarseGrainSVM_ = HSA_ENABLE_COARSE_GRAIN_SVM;
 
   maxWorkGroupSize_ = 1024;
   preferredWorkGroupSize_ = 256;
 
-  maxWorkGroupSize2DX_ = 16;
-  maxWorkGroupSize2DY_ = 16;
-  maxWorkGroupSize3DX_ = 4;
-  maxWorkGroupSize3DY_ = 4;
-  maxWorkGroupSize3DZ_ = 4;
-
   kernargPoolSize_ = HSA_KERNARG_POOL_SIZE;
 
   // Determine if user is requesting Non-Coherent mode
@@ -96,7 +89,6 @@ Settings::Settings() {
   cpu_wait_for_signal_ = (!flagIsDefault(ROC_CPU_WAIT_FOR_SIGNAL)) ?
                           ROC_CPU_WAIT_FOR_SIGNAL : cpu_wait_for_signal_;
   system_scope_signal_ = ROC_SYSTEM_SCOPE_SIGNAL;
-  skip_copy_sync_      = ROC_SKIP_COPY_SYNC;
 
   // Use coarse grain system memory for kernel arguments by default (to keep GPU cache)
   fgs_kernel_arg_ = false;
@@ -201,23 +193,6 @@ void Settings::override() {
     preferredWorkGroupSize_ = GPU_MAX_WORKGROUP_SIZE;
   }
 
-  if (GPU_MAX_WORKGROUP_SIZE_2D_X != 0) {
-    maxWorkGroupSize2DX_ = GPU_MAX_WORKGROUP_SIZE_2D_X;
-  }
-  if (GPU_MAX_WORKGROUP_SIZE_2D_Y != 0) {
-    maxWorkGroupSize2DY_ = GPU_MAX_WORKGROUP_SIZE_2D_Y;
-  }
-
-  if (GPU_MAX_WORKGROUP_SIZE_3D_X != 0) {
-    maxWorkGroupSize3DX_ = GPU_MAX_WORKGROUP_SIZE_3D_X;
-  }
-  if (GPU_MAX_WORKGROUP_SIZE_3D_Y != 0) {
-    maxWorkGroupSize3DY_ = GPU_MAX_WORKGROUP_SIZE_3D_Y;
-  }
-  if (GPU_MAX_WORKGROUP_SIZE_3D_Z != 0) {
-    maxWorkGroupSize3DZ_ = GPU_MAX_WORKGROUP_SIZE_3D_Z;
-  }
-
   if (!flagIsDefault(GPU_XFER_BUFFER_SIZE)) {
     xferBufSize_ = GPU_XFER_BUFFER_SIZE * Ki;
   }