Remove precacheDLL

Remove leftover variables not cleaned up in:
https://swiftshader-review.googlesource.com/c/SwiftShader/+/7250

Change-Id: Ia2e66c15e5cadeed32f564c60d5105c17319e9d4
Reviewed-on: https://swiftshader-review.googlesource.com/c/SwiftShader/+/27028
Presubmit-Ready: Alexis Hétu <sugoi@google.com>
Tested-by: Alexis Hétu <sugoi@google.com>
Kokoro-Presubmit: kokoro <noreply+kokoro@google.com>
Reviewed-by: Nicolas Capens <nicolascapens@google.com>
diff --git a/src/Device/VertexProcessor.cpp b/src/Device/VertexProcessor.cpp
index 21ab83f..47ce148 100644
--- a/src/Device/VertexProcessor.cpp
+++ b/src/Device/VertexProcessor.cpp
@@ -94,7 +94,7 @@
 	void VertexProcessor::setRoutineCacheSize(int cacheSize)
 	{
 		delete routineCache;
-		routineCache = new RoutineCache<State>(clamp(cacheSize, 1, 65536), precacheVertex ? "sw-vertex" : 0);
+		routineCache = new RoutineCache<State>(clamp(cacheSize, 1, 65536));
 	}
 
 	const VertexProcessor::State VertexProcessor::update(DrawType drawType)