Simplify and unify PolymorphicStoreNameFeild

src/x64/lithium-codegen-x64.cc

Index: src/x64/lithium-codegen-x64.cc
diff --git a/src/x64/lithium-codegen-x64.cc b/src/x64/lithium-codegen-x64.cc
index e52dfff2ff6bc989703ec267ab8471809020bfbf..b7c30482648241703efbba08b5e4aac61ea42c83 100644
--- a/src/x64/lithium-codegen-x64.cc
+++ b/src/x64/lithium-codegen-x64.cc
@@ -697,7 +697,7 @@ void LCodeGen::DeoptimizeIf(Condition cc,
 }
 
 
-void LCodeGen::SoftDeoptimize(LEnvironment* environment) {
+void LCodeGen::Deoptimize(LEnvironment* environment) {
   ASSERT(!info()->IsStub());
   DeoptimizeIf(no_condition, environment, Deoptimizer::SOFT);
 }
@@ -5352,8 +5352,8 @@ void LCodeGen::DoLazyBailout(LLazyBailout* instr) {
 
 
 void LCodeGen::DoDeoptimize(LDeoptimize* instr) {
-  if (instr->hydrogen_value()->IsSoftDeoptimize()) {
-    SoftDeoptimize(instr->environment());
+  if (instr->hydrogen_value()->IsDeoptimize()) {
+    Deoptimize(instr->environment());
   } else {
     DeoptimizeIf(no_condition, instr->environment());
   }