Reduce the SkSL pool size to 512 nodes.

This is large enough to hold sksl_medium in its entirety; sksl_large
overflows somewhat, but it's still much better than nothing.

Change-Id: Ief22a94cc7f554ecc289905e9ccc20594eab6819
Bug: chromium:1141863
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/329456
Auto-Submit: John Stiles <johnstiles@google.com>
Commit-Queue: Brian Osman <brianosman@google.com>
Reviewed-by: Brian Osman <brianosman@google.com>
diff --git a/src/sksl/SkSLPool.cpp b/src/sksl/SkSLPool.cpp
index b8c42a6..fcf0407 100644
--- a/src/sksl/SkSLPool.cpp
+++ b/src/sksl/SkSLPool.cpp
@@ -116,7 +116,7 @@
 }
 
 std::unique_ptr<Pool> Pool::Create() {
-    constexpr int kNodesInPool = 2000;
+    constexpr int kNodesInPool = 512;
 
     SkAutoMutexExclusive lock(recycled_pool_mutex());
     std::unique_ptr<Pool> pool;