Lazily initialize fast_sqrt() and pass an Isolate parameter to it

src/arm64/simulator-arm64.cc

Index: src/arm64/simulator-arm64.cc
diff --git a/src/arm64/simulator-arm64.cc b/src/arm64/simulator-arm64.cc
index 93ea37a0e2ef516cad4bd09e0422915da84ab8ff..c4d444fe2307225662e302c34172203d6d105b09 100644
--- a/src/arm64/simulator-arm64.cc
+++ b/src/arm64/simulator-arm64.cc
@@ -3105,7 +3105,8 @@ T Simulator::FPSqrt(T op) {
   } else if (op < 0.0) {
     return FPDefaultNaN<T>();
   } else {
-    return fast_sqrt(op);
+    lazily_initialize_fast_sqrt(isolate_);
+    return fast_sqrt(op, isolate_);
   }
 }