Turn the load field code stub into a hydrogen code stub.

src/ia32/code-stubs-ia32.cc

Index: src/ia32/code-stubs-ia32.cc
diff --git a/src/ia32/code-stubs-ia32.cc b/src/ia32/code-stubs-ia32.cc
index 62e90e3da7c0c75562824edf91c0765fb0256b5b..73f452ac5cdde057eb04d9bb3834d3c8ee11043f 100644
--- a/src/ia32/code-stubs-ia32.cc
+++ b/src/ia32/code-stubs-ia32.cc
@@ -80,6 +80,28 @@ void KeyedLoadFastElementStub::InitializeInterfaceDescriptor(
 }
 
 
+void LoadFieldStub::InitializeInterfaceDescriptor(
+    Isolate* isolate,
+    CodeStubInterfaceDescriptor* descriptor) {
+  static Register registers[] = { edx };
+  descriptor->register_param_count_ = 1;
+  descriptor->register_params_ = registers;
+  descriptor->stack_parameter_count_ = NULL;
+  descriptor->deoptimization_handler_ = NULL;
+}
+
+
+void KeyedLoadFieldStub::InitializeInterfaceDescriptor(
+    Isolate* isolate,
+    CodeStubInterfaceDescriptor* descriptor) {
+  static Register registers[] = { edx };
+  descriptor->register_param_count_ = 1;
+  descriptor->register_params_ = registers;
+  descriptor->stack_parameter_count_ = NULL;
+  descriptor->deoptimization_handler_ = NULL;
+}
+
+
 void KeyedStoreFastElementStub::InitializeInterfaceDescriptor(
     Isolate* isolate,
     CodeStubInterfaceDescriptor* descriptor) {
@@ -3299,12 +3321,6 @@ void StoreArrayLengthStub::Generate(MacroAssembler* masm) {
 }
 
 
-void LoadFieldStub::Generate(MacroAssembler* masm) {
-  StubCompiler::DoGenerateFastPropertyLoad(masm, eax, reg_, inobject_, index_);
-  __ ret(0);
-}
-
-
 void ArgumentsAccessStub::GenerateReadElement(MacroAssembler* masm) {
   // The key is in edx and the parameter count is in eax.