Add a deoptimization count to each function to limit number of re-compilations.

src/heap.cc

Index: src/heap.cc
===================================================================
--- src/heap.cc	(revision 10399)
+++ src/heap.cc	(working copy)
@@ -2778,7 +2778,7 @@
   share->set_inferred_name(empty_string(), SKIP_WRITE_BARRIER);
   share->set_initial_map(undefined_value(), SKIP_WRITE_BARRIER);
   share->set_this_property_assignments(undefined_value(), SKIP_WRITE_BARRIER);
-  share->set_deopt_counter(Smi::FromInt(FLAG_deopt_every_n_times));
+  share->set_stress_deopt_counter(Smi::FromInt(FLAG_deopt_every_n_times));
 
   // Set integer fields (smi or int, depending on the architecture).
   share->set_length(0);
@@ -2791,7 +2791,7 @@
   // All compiler hints default to false or 0.
   share->set_compiler_hints(0);
   share->set_this_property_assignments_count(0);
-  share->set_opt_count(0);
+  share->set_deopt_count(0);
 
   return share;
 }