Fix crash in debug builds introduced with r21110.

src/ia32/lithium-ia32.cc

Index: src/ia32/lithium-ia32.cc
diff --git a/src/ia32/lithium-ia32.cc b/src/ia32/lithium-ia32.cc
index a77121608154091312d0287467b0c322666ca7ae..e81ae935993a370dc2eab3bf2fa38ce3dc609956 100644
--- a/src/ia32/lithium-ia32.cc
+++ b/src/ia32/lithium-ia32.cc
@@ -478,12 +478,6 @@ void LChunkBuilder::Abort(BailoutReason reason) {
 }
 
 
-void LChunkBuilder::AddDeprecationDependency(Handle<Map> map) {
-  if (map->is_deprecated()) return Abort(kMapBecameDeprecated);
-  chunk_->AddDeprecationDependency(map);
-}
-
-
 LUnallocated* LChunkBuilder::ToUnallocated(Register reg) {
   return new(zone()) LUnallocated(LUnallocated::FIXED_REGISTER,
                                   Register::ToAllocationIndex(reg));
@@ -2428,11 +2422,6 @@ LInstruction* LChunkBuilder::DoStoreNamedField(HStoreNamedField* instr) {
   // We need a temporary register for write barrier of the map field.
   LOperand* temp_map = needs_write_barrier_for_map ? TempRegister() : NULL;
 
-  // Add a deprecation dependency on the transition target map.
-  if (instr->has_transition()) {
-    AddDeprecationDependency(instr->transition_map());
-  }
-
   LInstruction* result =
       new(zone()) LStoreNamedField(obj, val, temp, temp_map);
   if (!instr->access().IsExternalMemory() &&