Lower kInitialMaxFastElementArray constant to 95K

src/objects.h

Index: src/objects.h
diff --git a/src/objects.h b/src/objects.h
index 0379660100ddb1668808b4af2d4f2a4566d85151..7933cd863965dfd8df34d62ca7420077312bb049 100644
--- a/src/objects.h
+++ b/src/objects.h
@@ -2715,7 +2715,11 @@ class JSObject: public JSReceiver {
   // don't want to be wasteful with long lived objects.
   static const int kMaxUncheckedOldFastElementsLength = 500;
 
-  static const int kInitialMaxFastElementArray = 100000;
+  // TODO(2790): HAllocate currently always allocates fast backing stores
+  // in new space, where on x64 we can only fit ~98K elements. Keep this
+  // limit lower than that until HAllocate is made smarter.
+  static const int kInitialMaxFastElementArray = 95000;
+
   static const int kFastPropertiesSoftLimit = 12;
   static const int kMaxFastProperties = 64;
   static const int kMaxInstanceSize = 255 * kPointerSize;