Fix crash in debug builds introduced with r21110.

src/arm/lithium-arm.cc

Index: src/arm/lithium-arm.cc
diff --git a/src/arm/lithium-arm.cc b/src/arm/lithium-arm.cc
index 0ed3ddb8a414f8332dd13400a42810f8a882c4b4..5b2a5f5ec1048b662522ba584aa637f3f969162a 100644
--- a/src/arm/lithium-arm.cc
+++ b/src/arm/lithium-arm.cc
@@ -429,12 +429,6 @@ 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));
@@ -2306,11 +2300,6 @@ LInstruction* LChunkBuilder::DoStoreNamedField(HStoreNamedField* instr) {
   // We need a temporary register for write barrier of the map field.
   LOperand* temp = 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);
   if (!instr->access().IsExternalMemory() &&
       instr->field_representation().IsHeapObject() &&