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

src/arm/code-stubs-arm.cc

Index: src/arm/code-stubs-arm.cc
diff --git a/src/arm/code-stubs-arm.cc b/src/arm/code-stubs-arm.cc
index 7b7fae392947d2f3f0594b6e739dbc651704093a..e61cce5371426049095cca4711bc1ecac20904eb 100644
--- a/src/arm/code-stubs-arm.cc
+++ b/src/arm/code-stubs-arm.cc
@@ -74,6 +74,28 @@ void KeyedLoadFastElementStub::InitializeInterfaceDescriptor(
 }
 
 
+void LoadFieldStub::InitializeInterfaceDescriptor(
+    Isolate* isolate,
+    CodeStubInterfaceDescriptor* descriptor) {
+  static Register registers[] = { r0 };
+  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[] = { r1 };
+  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) {
@@ -3777,12 +3799,6 @@ Register InstanceofStub::left() { return r0; }
 Register InstanceofStub::right() { return r1; }
 
 
-void LoadFieldStub::Generate(MacroAssembler* masm) {
-  StubCompiler::DoGenerateFastPropertyLoad(masm, r0, reg_, inobject_, index_);
-  __ Ret();
-}
-
-
 void ArgumentsAccessStub::GenerateReadElement(MacroAssembler* masm) {
   // The displacement is the offset of the last parameter (if any)
   // relative to the frame pointer.