[snapshot] do not embed string addresses in code.

src/mips/simulator-mips.cc

Index: src/mips/simulator-mips.cc
diff --git a/src/mips/simulator-mips.cc b/src/mips/simulator-mips.cc
index 71dcda276646a2bed2257d4d2166b40f82b1a8d2..eae6d675cda1c5b64d484323e8fb3c35bfa6d044 100644
--- a/src/mips/simulator-mips.cc
+++ b/src/mips/simulator-mips.cc
@@ -138,14 +138,7 @@ static void InitializeCoverage() {}
 void MipsDebugger::Stop(Instruction* instr) {
   // Get the stop code.
   uint32_t code = instr->Bits(25, 6);
-  // Retrieve the encoded address, which comes just after this stop.
-  char* msg = *reinterpret_cast<char**>(sim_->get_pc() +
-      Instruction::kInstrSize);
-  // Update this stop description.
-  if (!sim_->watched_stops_[code].desc) {
-    sim_->watched_stops_[code].desc = msg;
-  }
-  PrintF("Simulator hit %s (%u)\n", msg, code);
+  PrintF("Simulator hit (%u)\n", code);
   sim_->set_pc(sim_->get_pc() + 2 * Instruction::kInstrSize);
   Debug();
 }